diff --git a/build/dsh-desktop.patch.yml b/build/dsh-desktop.patch.yml
index 13083b3f..34c24083 100644
--- a/build/dsh-desktop.patch.yml
+++ b/build/dsh-desktop.patch.yml
@@ -7,3 +7,17 @@
 - insert:
     - id: directory-picker-electron-desktop-surface
       name: '@deepseek-ai/dsh-client-ui-directory-picker-native'
+
+    # DSH Desktop owns the fixed-target dsh-market installer and its lightweight
+    # settings entry. After dshmarket is installed and Harness restarts, the
+    # community plugin replaces the placeholder with its complete market UI.
+    - id: dsh-desktop-market-installer
+      name: dsh-desktop-market-installer
+
+# dsh-market normally offers to restart its own Node process after mutations.
+# The desktop shell has the real lifecycle authority, so keep that behavior off
+# whenever the optional plugin is present in the composed profile.
+- id: dsh-market
+  config:
+    profile: web
+    allowRestart: false
diff --git a/package-lock.json b/package-lock.json
index 4e15c080..63fb6d5c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,6 +30,7 @@
         "@deepseek-ai/dsh-subprocess": "0.1.0-rc.6",
         "@deepseek-ai/dsh-timeout": "0.1.0-rc.6",
         "@deepseek-ai/dsh-workflow": "0.1.0-rc.6",
+        "dsh-desktop-market-installer": "file:packages/dsh-desktop-market-installer",
         "electron-updater": "^6.8.9",
         "node": "24.9.0",
         "qrcode": "^1.5.4"
@@ -8922,6 +8923,10 @@
         "url": "https://dotenvx.com"
       }
     },
+    "node_modules/dsh-desktop-market-installer": {
+      "resolved": "packages/dsh-desktop-market-installer",
+      "link": true
+    },
     "node_modules/dunder-proto": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/dunder-proto/-/dunder-proto-1.0.1.tgz",
@@ -12591,6 +12596,22 @@
         "node": ">=10.13.0"
       }
     },
+    "node_modules/pnpm": {
+      "version": "10.34.5",
+      "resolved": "https://registry.npmjs.org/pnpm/-/pnpm-10.34.5.tgz",
+      "integrity": "sha512-pO4F8vc2WCVb1qiYWcBlpFwopX2u+uLIk6Fo7itzFow3uR6D5X6mdlStA/AwMXRkMOi84442LgQmBfuKvIAZLg==",
+      "license": "MIT",
+      "bin": {
+        "pnpm": "bin/pnpm.cjs",
+        "pnpx": "bin/pnpx.cjs"
+      },
+      "engines": {
+        "node": ">=18.12"
+      },
+      "funding": {
+        "url": "https://opencollective.com/pnpm"
+      }
+    },
     "node_modules/postcss": {
       "version": "8.5.26",
       "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.26.tgz",
@@ -15140,6 +15161,17 @@
         "type": "github",
         "url": "https://github.com/sponsors/wooorm"
       }
+    },
+    "packages/dsh-desktop-market-installer": {
+      "version": "0.1.0",
+      "license": "MIT",
+      "dependencies": {
+        "pnpm": "10.34.5"
+      },
+      "peerDependencies": {
+        "@deepseek-ai/cordis": "^4.0.1",
+        "@deepseek-ai/dsh-host-webserver": "^0.1.0-rc.6"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index ed341929..6e7f5fd9 100644
--- a/package.json
+++ b/package.json
@@ -60,6 +60,7 @@
     "@deepseek-ai/dsh-subprocess": "0.1.0-rc.6",
     "@deepseek-ai/dsh-timeout": "0.1.0-rc.6",
     "@deepseek-ai/dsh-workflow": "0.1.0-rc.6",
+    "dsh-desktop-market-installer": "file:packages/dsh-desktop-market-installer",
     "electron-updater": "^6.8.9",
     "node": "24.9.0",
     "qrcode": "^1.5.4"
diff --git a/packages/dsh-desktop-market-installer/client.js b/packages/dsh-desktop-market-installer/client.js
new file mode 100644
index 00000000..6391f752
--- /dev/null
+++ b/packages/dsh-desktop-market-installer/client.js
@@ -0,0 +1,712 @@
+window.__ModuleLoader__.load({
+  id: 'dsh-desktop-market-installer',
+  factory: (require) => {
+    const module = { exports: {} }
+    const exports = module.exports
+    Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' })
+    const React = require('react')
+
+    const NS = 'settings.desktopMarketInstaller'
+    const STATUS_PATH = '/dsh-desktop/market-installer/status'
+    const INSTALL_PATH = '/dsh-desktop/market-installer/install'
+    const UNINSTALL_PATH = '/dsh-desktop/market-installer/uninstall'
+    const MARKET_REPOSITORY = 'https://github.com/dsh-market/dsh-market'
+
+    const en = {
+      nav: 'Plugin market',
+      title: 'Plugin market',
+      intro: 'Install dsh-market to browse, search, install, and manage community plugins inside DSH Desktop.',
+      community: 'dsh-market is maintained by its community. Installing and using community plugins requires network access, and those plugins are not reviewed by DSH Desktop.',
+      version: 'Recommended version',
+      install: 'Install plugin market',
+      installing: 'Installing plugin market…',
+      installingHint: 'This can take a few minutes. Keep DSH Desktop open while pnpm downloads and configures the plugin.',
+      installed: 'Plugin market installed',
+      installedHint: 'Restart Harness once to load the complete market interface.',
+      restart: 'Restart Harness',
+      restarting: 'Restarting…',
+      retry: 'Try again',
+      incomplete: 'The previous installation is incomplete. Run the installer again to repair it.',
+      failed: 'Plugin market could not be installed.',
+      statusFailed: 'Could not read installation status.',
+      repository: 'View dsh-market on GitHub',
+      futureUpdates: 'After installation, dsh-market will notify you when its own updates are available.',
+      managementTab: 'Plugin market',
+      managementIntro: 'Manage the optional dsh-market integration installed by DSH Desktop.',
+      installedVersion: 'Installed version',
+      uninstall: 'Uninstall plugin market',
+      uninstalling: 'Uninstalling plugin market…',
+      uninstallingHint: 'Removing dsh-market from the web profile. Other plugins are not affected.',
+      uninstallConfirmTitle: 'Uninstall plugin market?',
+      uninstallConfirmDesc: 'Only dsh-market will be removed. Other plugins installed through the market will remain installed.',
+      uninstallConfirmNote: 'Restart Harness after removal to finish unloading the market interface.',
+      cancel: 'Cancel',
+      removed: 'Plugin market uninstalled',
+      removedHint: 'dsh-market has been removed. Restart Harness to finish.',
+      uninstallFailed: 'Plugin market could not be uninstalled.'
+    }
+
+    const zh = {
+      nav: '插件市场',
+      title: '插件市场',
+      intro: '安装 dsh-market，在 DSH Desktop 内浏览、搜索、安装并管理社区插件。',
+      community: 'dsh-market 由社区维护。安装和使用社区插件需要联网，这些插件不由 DSH Desktop 审核。',
+      version: '推荐版本',
+      install: '安装插件市场',
+      installing: '正在安装插件市场…',
+      installingHint: '下载和配置可能需要几分钟，请保持 DSH Desktop 处于打开状态。',
+      installed: '插件市场已安装',
+      installedHint: '重启一次 Harness，即可加载完整的插件市场界面。',
+      restart: '重启 Harness',
+      restarting: '正在重启…',
+      retry: '重试',
+      incomplete: '上一次安装没有完成，请重新运行安装以修复。',
+      failed: '插件市场安装失败。',
+      statusFailed: '无法读取安装状态。',
+      repository: '在 GitHub 查看 dsh-market',
+      futureUpdates: '安装后，dsh-market 会在有新版本时提示并提供升级。',
+      managementTab: '插件市场',
+      managementIntro: '管理由 DSH Desktop 安装的可选 dsh-market 集成。',
+      installedVersion: '当前版本',
+      uninstall: '卸载插件市场',
+      uninstalling: '正在卸载插件市场…',
+      uninstallingHint: '正在从 web profile 中移除 dsh-market，其他插件不会受到影响。',
+      uninstallConfirmTitle: '卸载插件市场？',
+      uninstallConfirmDesc: '只会移除 dsh-market。通过插件市场安装的其他插件将继续保留。',
+      uninstallConfirmNote: '移除完成后需要重启 Harness，插件市场界面才会完全退出。',
+      cancel: '取消',
+      removed: '插件市场已卸载',
+      removedHint: 'dsh-market 已移除，请重启 Harness 完成卸载。',
+      uninstallFailed: '插件市场卸载失败。'
+    }
+
+    const css = `
+      .dshDesktopMarketSection{box-sizing:border-box;max-width:720px;color:var(--dsw-alias-label-primary);display:flex;flex-direction:column;gap:16px}
+      .dshDesktopMarketTitle{margin:0;font-size:20px;font-weight:600;line-height:30px}
+      .dshDesktopMarketIntro{margin:0;color:var(--dsw-alias-label-secondary);font-size:14px;line-height:22px}
+      .dshDesktopMarketCard{box-sizing:border-box;border:1px solid var(--dsw-alias-border-l2);background:var(--dsw-alias-bg-module-platform);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:18px}
+      .dshDesktopMarketMark{width:46px;height:46px;border:1px solid var(--dsw-alias-border-l2);border-radius:12px;background:var(--dsw-alias-bg-layer-1);display:grid;grid-template-columns:repeat(2,10px);grid-auto-rows:10px;place-content:center;gap:4px}
+      .dshDesktopMarketMark span{display:block;border-radius:3px;background:var(--dsw-alias-label-primary)}
+      .dshDesktopMarketMark span:nth-child(4){opacity:.28}
+      .dshDesktopMarketHead{display:flex;align-items:flex-start;gap:14px}
+      .dshDesktopMarketIdentity{min-width:0;display:flex;flex-direction:column;gap:3px}
+      .dshDesktopMarketName{font-size:16px;font-weight:600;line-height:24px}
+      .dshDesktopMarketVersion{color:var(--dsw-alias-label-tertiary);font-size:12px;line-height:18px}
+      .dshDesktopMarketNotice{margin:0;padding-top:16px;border-top:1px solid var(--dsw-alias-border-l2);color:var(--dsw-alias-label-tertiary);font-size:12px;line-height:19px}
+      .dshDesktopMarketStatus{display:flex;flex-direction:column;gap:5px}
+      .dshDesktopMarketStatusTitle{font-size:14px;font-weight:600;line-height:22px}
+      .dshDesktopMarketStatusDetail{margin:0;color:var(--dsw-alias-label-secondary);font-size:13px;line-height:20px;overflow-wrap:anywhere}
+      .dshDesktopMarketActions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
+      .dshDesktopMarketButton{box-sizing:border-box;height:36px;padding:0 16px;border:1px solid transparent;border-radius:18px;font:inherit;font-size:14px;font-weight:500;cursor:pointer}
+      .dshDesktopMarketPrimary{color:var(--dsw-alias-label-primary-foreground);background:var(--dsw-alias-button-primary-fill)}
+      .dshDesktopMarketPrimary:hover:not(:disabled){background:var(--dsw-alias-button-primary-hover)}
+      .dshDesktopMarketSecondary{color:var(--dsw-alias-label-primary);background:transparent;border-color:var(--dsw-alias-border-l3)}
+      .dshDesktopMarketSecondary:hover:not(:disabled){background:var(--dsw-alias-bg-layer-2)}
+      .dshDesktopMarketButton:disabled{cursor:default;opacity:.5}
+      .dshDesktopMarketButton:focus-visible,.dshDesktopMarketLink:focus-visible{outline:none;box-shadow:0 0 0 2px var(--dsw-alias-border-l3)}
+      .dshDesktopMarketLink{color:var(--dsw-alias-label-secondary);border-radius:6px;padding:5px 4px;font-size:13px;line-height:20px;text-decoration:none}
+      .dshDesktopMarketLink:hover{color:var(--dsw-alias-label-primary);text-decoration:underline}
+      .dshDesktopMarketSpinner{box-sizing:border-box;width:16px;height:16px;border:2px solid var(--dsw-alias-border-l2);border-top-color:var(--dsw-alias-label-primary);border-radius:50%;animation:dshDesktopMarketSpin .75s linear infinite}
+      .dshDesktopMarketBusy{display:flex;align-items:center;gap:9px}
+      .dshDesktopMarketError{color:var(--dsw-alias-state-error-primary)}
+      .dshDesktopMarketModalBackdrop{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;background:rgba(0,0,0,.42)}
+      .dshDesktopMarketModal{box-sizing:border-box;width:min(440px,100%);padding:24px;border:1px solid var(--dsw-alias-border-l2);border-radius:16px;background:var(--dsw-alias-bg-layer-1);box-shadow:0 18px 48px rgba(0,0,0,.18);display:flex;flex-direction:column;gap:12px}
+      .dshDesktopMarketModalTitle{margin:0;font-size:18px;font-weight:600;line-height:26px}
+      .dshDesktopMarketModalText{margin:0;color:var(--dsw-alias-label-secondary);font-size:14px;line-height:22px}
+      .dshDesktopMarketModalNote{margin:0;color:var(--dsw-alias-label-tertiary);font-size:12px;line-height:19px}
+      .dshDesktopMarketModalActions{display:flex;justify-content:flex-end;gap:10px;padding-top:8px}
+      @keyframes dshDesktopMarketSpin{to{transform:rotate(360deg)}}
+      @media (prefers-reduced-motion:reduce){.dshDesktopMarketSpinner{animation:none}}
+    `
+
+    function installStyles() {
+      if (document.querySelector('style[data-plugin-css="dsh-desktop-market-installer"]')) return
+      const style = document.createElement('style')
+      style.dataset.plugin = 'dsh-desktop-market-installer'
+      style.dataset.pluginCss = 'dsh-desktop-market-installer'
+      style.textContent = css
+      document.head.appendChild(style)
+    }
+
+    function marketAlreadyComposed() {
+      const entries = globalThis.__DSH_BOOT__?.entries
+      return Array.isArray(entries) && entries.some((entry) => entry?.id === 'dshmarket')
+    }
+
+    async function readStatus() {
+      const response = await fetch(STATUS_PATH, {
+        method: 'GET',
+        credentials: 'same-origin',
+        cache: 'no-store'
+      })
+      const payload = await response.json()
+      if (!response.ok) throw new Error(payload?.error || `HTTP ${response.status}`)
+      return payload
+    }
+
+    function UninstallConfirm({ t, busy, onCancel, onConfirm }) {
+      React.useEffect(() => {
+        const onKeyDown = (event) => {
+          if (event.key === 'Escape' && !busy) onCancel()
+        }
+        window.addEventListener('keydown', onKeyDown)
+        return () => window.removeEventListener('keydown', onKeyDown)
+      }, [busy, onCancel])
+
+      return React.createElement(
+        'div',
+        {
+          className: 'dshDesktopMarketModalBackdrop',
+          role: 'presentation',
+          onMouseDown: (event) => {
+            if (event.target === event.currentTarget && !busy) onCancel()
+          }
+        },
+        React.createElement(
+          'div',
+          {
+            className: 'dshDesktopMarketModal',
+            role: 'dialog',
+            'aria-modal': 'true',
+            'aria-labelledby': 'dsh-desktop-market-uninstall-title'
+          },
+          React.createElement(
+            'h3',
+            {
+              id: 'dsh-desktop-market-uninstall-title',
+              className: 'dshDesktopMarketModalTitle'
+            },
+            t('uninstallConfirmTitle')
+          ),
+          React.createElement(
+            'p',
+            { className: 'dshDesktopMarketModalText' },
+            t('uninstallConfirmDesc')
+          ),
+          React.createElement(
+            'p',
+            { className: 'dshDesktopMarketModalNote' },
+            t('uninstallConfirmNote')
+          ),
+          React.createElement(
+            'div',
+            { className: 'dshDesktopMarketModalActions' },
+            React.createElement(
+              'button',
+              {
+                type: 'button',
+                className: 'dshDesktopMarketButton dshDesktopMarketSecondary',
+                disabled: busy,
+                onClick: onCancel
+              },
+              t('cancel')
+            ),
+            React.createElement(
+              'button',
+              {
+                type: 'button',
+                className: 'dshDesktopMarketButton dshDesktopMarketPrimary',
+                disabled: busy,
+                onClick: onConfirm,
+                autoFocus: true
+              },
+              busy ? t('uninstalling') : t('uninstall')
+            )
+          )
+        )
+      )
+    }
+
+    function MarketManagementTab({ t }) {
+      const [status, setStatus] = React.useState()
+      const [error, setError] = React.useState()
+      const [confirming, setConfirming] = React.useState(false)
+      const [restarting, setRestarting] = React.useState(false)
+
+      React.useEffect(() => {
+        let disposed = false
+        const load = async () => {
+          try {
+            const next = await readStatus()
+            if (disposed) return
+            setStatus(next)
+            setError(undefined)
+          } catch (failure) {
+            if (!disposed) setError(failure instanceof Error ? failure.message : String(failure))
+          }
+        }
+        void load()
+        return () => {
+          disposed = true
+        }
+      }, [])
+
+      React.useEffect(() => {
+        if (status?.phase !== 'uninstalling') return
+        let disposed = false
+        let timer
+        const poll = async () => {
+          try {
+            const next = await readStatus()
+            if (disposed) return
+            setStatus(next)
+            setError(undefined)
+            if (next.phase === 'uninstalling') timer = setTimeout(poll, 850)
+            else setConfirming(false)
+          } catch (failure) {
+            if (disposed) return
+            setError(failure instanceof Error ? failure.message : String(failure))
+            timer = setTimeout(poll, 1_500)
+          }
+        }
+        timer = setTimeout(poll, 850)
+        return () => {
+          disposed = true
+          clearTimeout(timer)
+        }
+      }, [status?.phase])
+
+      const uninstall = async () => {
+        setError(undefined)
+        setStatus((current) => ({ ...current, phase: 'uninstalling' }))
+        try {
+          const response = await fetch(UNINSTALL_PATH, {
+            method: 'POST',
+            credentials: 'same-origin',
+            headers: { accept: 'application/json' }
+          })
+          const payload = await response.json()
+          if (!response.ok && response.status !== 409) {
+            throw new Error(payload?.error || `HTTP ${response.status}`)
+          }
+          setStatus(payload)
+          if (payload.phase !== 'uninstalling') setConfirming(false)
+        } catch (failure) {
+          setConfirming(false)
+          setError(failure instanceof Error ? failure.message : String(failure))
+        }
+      }
+
+      const restart = async () => {
+        const bridge = globalThis.dshDesktop
+        if (!bridge || typeof bridge.restartHarness !== 'function') {
+          setError('Harness > Restart Harness')
+          return
+        }
+        setRestarting(true)
+        setError(undefined)
+        try {
+          await bridge.restartHarness()
+        } catch (failure) {
+          setRestarting(false)
+          setError(failure instanceof Error ? failure.message : String(failure))
+        }
+      }
+
+      const phase = status?.phase
+      const uninstalling = phase === 'uninstalling'
+      const removed = phase === 'uninstalled' || phase === 'absent'
+      const failed = phase === 'error' || phase === 'incomplete' || Boolean(error)
+      const installedVersion = status?.installedVersion || status?.dependency
+
+      return React.createElement(
+        React.Fragment,
+        null,
+        React.createElement(
+          'section',
+          { className: 'dshDesktopMarketSection' },
+          React.createElement('h2', { className: 'dshDesktopMarketTitle' }, t('title')),
+          React.createElement('p', { className: 'dshDesktopMarketIntro' }, t('managementIntro')),
+          React.createElement(
+            'div',
+            { className: 'dshDesktopMarketCard' },
+            React.createElement(
+              'div',
+              { className: 'dshDesktopMarketHead' },
+              React.createElement(
+                'div',
+                { className: 'dshDesktopMarketMark', 'aria-hidden': 'true' },
+                React.createElement('span'),
+                React.createElement('span'),
+                React.createElement('span'),
+                React.createElement('span')
+              ),
+              React.createElement(
+                'div',
+                { className: 'dshDesktopMarketIdentity' },
+                React.createElement('span', { className: 'dshDesktopMarketName' }, 'dsh-market'),
+                installedVersion
+                  ? React.createElement(
+                      'span',
+                      { className: 'dshDesktopMarketVersion' },
+                      `${t('installedVersion')} · ${installedVersion}`
+                    )
+                  : null
+              )
+            ),
+            uninstalling
+              ? React.createElement(
+                  'div',
+                  { className: 'dshDesktopMarketStatus' },
+                  React.createElement(
+                    'div',
+                    { className: 'dshDesktopMarketBusy' },
+                    React.createElement('span', {
+                      className: 'dshDesktopMarketSpinner',
+                      'aria-hidden': 'true'
+                    }),
+                    React.createElement(
+                      'span',
+                      { className: 'dshDesktopMarketStatusTitle' },
+                      t('uninstalling')
+                    )
+                  ),
+                  React.createElement(
+                    'p',
+                    { className: 'dshDesktopMarketStatusDetail' },
+                    status?.detail || t('uninstallingHint')
+                  )
+                )
+              : removed
+                ? React.createElement(
+                    'div',
+                    { className: 'dshDesktopMarketStatus' },
+                    React.createElement(
+                      'span',
+                      { className: 'dshDesktopMarketStatusTitle' },
+                      t('removed')
+                    ),
+                    React.createElement(
+                      'p',
+                      { className: 'dshDesktopMarketStatusDetail' },
+                      t('removedHint')
+                    )
+                  )
+                : failed
+                  ? React.createElement(
+                      'div',
+                      { className: 'dshDesktopMarketStatus' },
+                      React.createElement(
+                        'span',
+                        { className: 'dshDesktopMarketStatusTitle dshDesktopMarketError' },
+                        t('uninstallFailed')
+                      ),
+                      error || status?.detail
+                        ? React.createElement(
+                            'p',
+                            { className: 'dshDesktopMarketStatusDetail dshDesktopMarketError' },
+                            error || status?.detail
+                          )
+                        : null
+                    )
+                  : null,
+            React.createElement(
+              'div',
+              { className: 'dshDesktopMarketActions' },
+              removed
+                ? React.createElement(
+                    'button',
+                    {
+                      type: 'button',
+                      className: 'dshDesktopMarketButton dshDesktopMarketPrimary',
+                      disabled: restarting,
+                      onClick: () => void restart()
+                    },
+                    restarting ? t('restarting') : t('restart')
+                  )
+                : React.createElement(
+                    'button',
+                    {
+                      type: 'button',
+                      className: 'dshDesktopMarketButton dshDesktopMarketSecondary',
+                      disabled: uninstalling || !status,
+                      onClick: () => setConfirming(true)
+                    },
+                    t('uninstall')
+                  ),
+              React.createElement(
+                'a',
+                {
+                  className: 'dshDesktopMarketLink',
+                  href: MARKET_REPOSITORY,
+                  target: '_blank',
+                  rel: 'noopener noreferrer'
+                },
+                t('repository')
+              )
+            ),
+            React.createElement('p', { className: 'dshDesktopMarketNotice' }, t('futureUpdates'))
+          )
+        ),
+        confirming
+          ? React.createElement(UninstallConfirm, {
+              t,
+              busy: uninstalling,
+              onCancel: () => setConfirming(false),
+              onConfirm: () => void uninstall()
+            })
+          : null
+      )
+    }
+
+    function MarketInstallerSection({ t }) {
+      const [status, setStatus] = React.useState()
+      const [error, setError] = React.useState()
+      const [restarting, setRestarting] = React.useState(false)
+
+      React.useEffect(() => {
+        let disposed = false
+        const load = async () => {
+          try {
+            const next = await readStatus()
+            if (disposed) return
+            setStatus(next)
+            setError(undefined)
+          } catch (failure) {
+            if (!disposed) setError(failure instanceof Error ? failure.message : String(failure))
+          }
+        }
+        void load()
+        return () => {
+          disposed = true
+        }
+      }, [])
+
+      React.useEffect(() => {
+        if (status?.phase !== 'installing') return
+        let disposed = false
+        let timer
+        const poll = async () => {
+          try {
+            const next = await readStatus()
+            if (disposed) return
+            setStatus(next)
+            setError(undefined)
+            if (next.phase === 'installing') timer = setTimeout(poll, 850)
+          } catch (failure) {
+            if (disposed) return
+            setError(failure instanceof Error ? failure.message : String(failure))
+            timer = setTimeout(poll, 1_500)
+          }
+        }
+        timer = setTimeout(poll, 850)
+        return () => {
+          disposed = true
+          clearTimeout(timer)
+        }
+      }, [status?.phase])
+
+      const install = async () => {
+        setError(undefined)
+        setStatus((current) => ({
+          ...current,
+          phase: 'installing',
+          recommendedVersion: current?.recommendedVersion || '1.9.0'
+        }))
+        try {
+          const response = await fetch(INSTALL_PATH, {
+            method: 'POST',
+            credentials: 'same-origin',
+            headers: { accept: 'application/json' }
+          })
+          const payload = await response.json()
+          if (!response.ok && response.status !== 409) {
+            throw new Error(payload?.error || `HTTP ${response.status}`)
+          }
+          setStatus(payload)
+        } catch (failure) {
+          setError(failure instanceof Error ? failure.message : String(failure))
+        }
+      }
+
+      const restart = async () => {
+        const bridge = globalThis.dshDesktop
+        if (!bridge || typeof bridge.restartHarness !== 'function') {
+          setError('Harness > Restart Harness')
+          return
+        }
+        setRestarting(true)
+        setError(undefined)
+        try {
+          await bridge.restartHarness()
+        } catch (failure) {
+          setRestarting(false)
+          setError(failure instanceof Error ? failure.message : String(failure))
+        }
+      }
+
+      const phase = status?.phase
+      const busy = phase === 'installing'
+      const installed = phase === 'installed'
+      const failed = phase === 'error' || phase === 'incomplete' || Boolean(error)
+      const version = status?.recommendedVersion || '1.9.0'
+
+      return React.createElement(
+        'section',
+        { className: 'dshDesktopMarketSection' },
+        React.createElement('h2', { className: 'dshDesktopMarketTitle' }, t('title')),
+        React.createElement('p', { className: 'dshDesktopMarketIntro' }, t('intro')),
+        React.createElement(
+          'div',
+          { className: 'dshDesktopMarketCard' },
+          React.createElement(
+            'div',
+            { className: 'dshDesktopMarketHead' },
+            React.createElement(
+              'div',
+              { className: 'dshDesktopMarketMark', 'aria-hidden': 'true' },
+              React.createElement('span'),
+              React.createElement('span'),
+              React.createElement('span'),
+              React.createElement('span')
+            ),
+            React.createElement(
+              'div',
+              { className: 'dshDesktopMarketIdentity' },
+              React.createElement('span', { className: 'dshDesktopMarketName' }, 'dsh-market'),
+              React.createElement(
+                'span',
+                { className: 'dshDesktopMarketVersion' },
+                `${t('version')} · ${version}`
+              )
+            )
+          ),
+          busy
+            ? React.createElement(
+                'div',
+                { className: 'dshDesktopMarketStatus' },
+                React.createElement(
+                  'div',
+                  { className: 'dshDesktopMarketBusy' },
+                  React.createElement('span', {
+                    className: 'dshDesktopMarketSpinner',
+                    'aria-hidden': 'true'
+                  }),
+                  React.createElement(
+                    'span',
+                    { className: 'dshDesktopMarketStatusTitle' },
+                    t('installing')
+                  )
+                ),
+                React.createElement(
+                  'p',
+                  { className: 'dshDesktopMarketStatusDetail' },
+                  status?.detail || t('installingHint')
+                )
+              )
+            : installed
+              ? React.createElement(
+                  'div',
+                  { className: 'dshDesktopMarketStatus' },
+                  React.createElement(
+                    'span',
+                    { className: 'dshDesktopMarketStatusTitle' },
+                    t('installed')
+                  ),
+                  React.createElement(
+                    'p',
+                    { className: 'dshDesktopMarketStatusDetail' },
+                    t('installedHint')
+                  )
+                )
+              : failed
+                ? React.createElement(
+                    'div',
+                    { className: 'dshDesktopMarketStatus' },
+                    React.createElement(
+                      'span',
+                      { className: 'dshDesktopMarketStatusTitle dshDesktopMarketError' },
+                      phase === 'incomplete' ? t('incomplete') : t('failed')
+                    ),
+                    error || status?.detail
+                      ? React.createElement(
+                          'p',
+                          { className: 'dshDesktopMarketStatusDetail dshDesktopMarketError' },
+                          error || status?.detail
+                        )
+                      : null
+                  )
+                : null,
+          React.createElement(
+            'div',
+            { className: 'dshDesktopMarketActions' },
+            installed
+              ? React.createElement(
+                  'button',
+                  {
+                    type: 'button',
+                    className: 'dshDesktopMarketButton dshDesktopMarketPrimary',
+                    disabled: restarting,
+                    onClick: () => void restart()
+                  },
+                  restarting ? t('restarting') : t('restart')
+                )
+              : React.createElement(
+                  'button',
+                  {
+                    type: 'button',
+                    className: 'dshDesktopMarketButton dshDesktopMarketPrimary',
+                    disabled: busy || (!status && !error),
+                    onClick: () => void install()
+                  },
+                  failed ? t('retry') : t('install')
+                ),
+            React.createElement(
+              'a',
+              {
+                className: 'dshDesktopMarketLink',
+                href: MARKET_REPOSITORY,
+                target: '_blank',
+                rel: 'noopener noreferrer'
+              },
+              t('repository')
+            )
+          ),
+          React.createElement('p', { className: 'dshDesktopMarketNotice' }, t('community')),
+          React.createElement('p', { className: 'dshDesktopMarketNotice' }, t('futureUpdates'))
+        )
+      )
+    }
+
+    const inject = ['slots', 'locale']
+    function apply(ctx) {
+      installStyles()
+      ctx.effect(
+        () => ctx.locale.register(NS, { zh, en }),
+        'dsh-desktop-market-installer: copy dictionaries'
+      )
+      const t = ctx.locale.bind(NS)
+      if (marketAlreadyComposed()) {
+        ctx.slots.inject('settings.plugins.tab', () =>
+          ctx.slots.register(
+            {
+              name: 'settings.plugins.tab',
+              id: 'desktop-market-management',
+              order: 30,
+              label: () => t('managementTab'),
+              inject: () => ({ t })
+            },
+            MarketManagementTab
+          )
+        )
+        return
+      }
+      ctx.slots.inject('settings.section', () =>
+        ctx.slots.register(
+          {
+            name: 'settings.section',
+            id: 'market',
+            order: 40,
+            label: () => t('nav'),
+            inject: () => ({ t })
+          },
+          MarketInstallerSection
+        )
+      )
+    }
+
+    exports.apply = apply
+    exports.inject = inject
+    return module.exports
+  }
+})
diff --git a/packages/dsh-desktop-market-installer/index.js b/packages/dsh-desktop-market-installer/index.js
new file mode 100644
index 00000000..8de903f4
--- /dev/null
+++ b/packages/dsh-desktop-market-installer/index.js
@@ -0,0 +1,493 @@
+import { spawn } from 'node:child_process'
+import { existsSync } from 'node:fs'
+import { chmod, mkdir, readFile, rename, writeFile } from 'node:fs/promises'
+import { createRequire } from 'node:module'
+import { homedir } from 'node:os'
+import { delimiter, dirname, join, resolve } from 'node:path'
+
+export const RECOMMENDED_MARKET_VERSION = '1.9.0'
+export const MARKET_PACKAGE = 'dshmarket'
+export const MARKET_PROFILE = 'web'
+export const STATUS_PATH = '/dsh-desktop/market-installer/status'
+export const INSTALL_PATH = '/dsh-desktop/market-installer/install'
+export const UNINSTALL_PATH = '/dsh-desktop/market-installer/uninstall'
+
+const OPERATION_TIMEOUT_MS = 15 * 60 * 1000
+const MAX_LOG_BYTES = 32 * 1024
+
+export const name = 'dsh-desktop-market-installer'
+export const inject = ['webServer']
+
+function dshHome() {
+  return process.env.DSH_HOME || join(homedir(), '.dsh')
+}
+
+export function profileDirectory(home = dshHome()) {
+  return join(home, 'profiles', MARKET_PROFILE)
+}
+
+function readObject(text) {
+  const value = JSON.parse(text)
+  if (typeof value !== 'object' || value === null || Array.isArray(value)) {
+    throw new Error('Expected a JSON object.')
+  }
+  return value
+}
+
+async function readJson(path) {
+  try {
+    return readObject(await readFile(path, 'utf8'))
+  } catch (error) {
+    if (error?.code === 'ENOENT') return undefined
+    throw error
+  }
+}
+
+export async function readMarketInstallation(home = dshHome()) {
+  const directory = profileDirectory(home)
+  const manifest = await readJson(join(directory, 'package.json'))
+  const dependency = manifest?.dependencies?.[MARKET_PACKAGE]
+  const installed = await readJson(join(directory, 'node_modules', MARKET_PACKAGE, 'package.json'))
+  return {
+    dependency: typeof dependency === 'string' ? dependency : undefined,
+    installedVersion: typeof installed?.version === 'string' ? installed.version : undefined
+  }
+}
+
+function isLoopback(address) {
+  return (
+    address === '127.0.0.1' ||
+    address === '::1' ||
+    address === '::ffff:127.0.0.1'
+  )
+}
+
+function hasForwardedAddress(req) {
+  return Boolean(
+    req.headers.forwarded ||
+      req.headers['x-forwarded-for'] ||
+      req.headers['x-real-ip'] ||
+      req.headers['x-forwarded-host']
+  )
+}
+
+export function isTrustedRequest(req, mutation = false) {
+  if (!isLoopback(req.socket.remoteAddress) || hasForwardedAddress(req)) return false
+  if (!mutation) return true
+
+  const origin = req.headers.origin
+  const host = req.headers.host
+  if (typeof origin !== 'string' || typeof host !== 'string') return false
+  try {
+    const parsed = new URL(origin)
+    return parsed.protocol === 'http:' && parsed.host === host && isLoopback(parsed.hostname)
+  } catch {
+    return false
+  }
+}
+
+function sendJson(res, status, payload) {
+  const body = JSON.stringify(payload)
+  res.writeHead(status, {
+    'content-type': 'application/json; charset=utf-8',
+    'cache-control': 'no-store',
+    'content-length': Buffer.byteLength(body)
+  })
+  res.end(body)
+}
+
+function shellQuote(value) {
+  return `'${String(value).replaceAll("'", `'\\''`)}'`
+}
+
+export function resolvePnpmEntry(requireFrom = import.meta.url) {
+  const require = createRequire(requireFrom)
+  // pnpm intentionally maps its package root export to package.json instead of
+  // exporting the package.json subpath. Resolving the root therefore gives us
+  // the stable package anchor without reaching through an unexported path.
+  const manifest = require.resolve('pnpm')
+  const root = dirname(manifest)
+  const candidates = [join(root, 'bin', 'pnpm.cjs'), join(root, 'bin', 'pnpm.mjs')]
+  const entry = candidates.find((candidate) => existsSync(candidate))
+  if (!entry) throw new Error('The packaged pnpm entry was not found.')
+  return entry
+}
+
+export async function ensurePnpmShim(home = dshHome()) {
+  const directory = join(home, '.desktop-bin')
+  await mkdir(directory, { recursive: true })
+  const pnpmEntry = resolvePnpmEntry()
+  const executable = process.execPath
+
+  if (process.platform === 'win32') {
+    const path = join(directory, 'pnpm.cmd')
+    await writeFile(path, `@\"${executable}\" \"${pnpmEntry}\" %*\r\n`, 'utf8')
+  } else {
+    const path = join(directory, 'pnpm')
+    await writeFile(
+      path,
+      `#!/bin/sh\nexec ${shellQuote(executable)} ${shellQuote(pnpmEntry)} \"$@\"\n`,
+      { encoding: 'utf8', mode: 0o755 }
+    )
+    await chmod(path, 0o755)
+  }
+
+  const current = process.env.PATH ?? ''
+  if (!current.split(delimiter).includes(directory)) {
+    process.env.PATH = current ? `${directory}${delimiter}${current}` : directory
+  }
+  return directory
+}
+
+export function resolveDshEntry(argv = process.argv) {
+  const entry = argv[1]
+  if (!entry || !/[/\\]bin\.js$/u.test(entry)) {
+    throw new Error('The running DSH entry could not be identified.')
+  }
+  return resolve(entry)
+}
+
+export function buildInstallArguments(dshEntry = resolveDshEntry()) {
+  return [
+    dshEntry,
+    'plugin',
+    '--profile',
+    MARKET_PROFILE,
+    'add',
+    '--save-exact',
+    `${MARKET_PACKAGE}@${RECOMMENDED_MARKET_VERSION}`
+  ]
+}
+
+export function buildUninstallArguments(dshEntry = resolveDshEntry()) {
+  return [dshEntry, 'plugin', '--profile', MARKET_PROFILE, 'remove', MARKET_PACKAGE]
+}
+
+async function atomicWrite(path, contents) {
+  const temporary = `${path}.dsh-desktop-${process.pid}-${Date.now()}.tmp`
+  await writeFile(temporary, contents, 'utf8')
+  await rename(temporary, path)
+}
+
+function killProcessTree(child) {
+  if (!child || child.exitCode !== null) return
+  if (process.platform === 'win32') {
+    spawn('taskkill', ['/pid', String(child.pid), '/t', '/f'], {
+      windowsHide: true,
+      stdio: 'ignore'
+    }).unref()
+    return
+  }
+  try {
+    process.kill(-child.pid, 'SIGTERM')
+  } catch {
+    child.kill('SIGTERM')
+  }
+}
+
+export function apply(ctx) {
+  const home = dshHome()
+  const directory = profileDirectory(home)
+  const manifestPath = join(directory, 'package.json')
+  let activeChild
+  let operationPromise
+  let phase = 'idle'
+  let detail
+  let restartRequired = false
+
+  const status = async () => {
+    const installation = await readMarketInstallation(home)
+    if (phase === 'installing' || phase === 'uninstalling') {
+      return {
+        phase,
+        ...installation,
+        recommendedVersion: RECOMMENDED_MARKET_VERSION,
+        detail,
+        restartRequired: false
+      }
+    }
+    if (phase === 'uninstalled') {
+      return {
+        phase,
+        ...installation,
+        recommendedVersion: RECOMMENDED_MARKET_VERSION,
+        restartRequired: true
+      }
+    }
+    if (installation.installedVersion) {
+      return {
+        phase: 'installed',
+        ...installation,
+        recommendedVersion: RECOMMENDED_MARKET_VERSION,
+        restartRequired
+      }
+    }
+    if (phase === 'error') {
+      return {
+        phase,
+        ...installation,
+        recommendedVersion: RECOMMENDED_MARKET_VERSION,
+        detail,
+        restartRequired: false
+      }
+    }
+    return {
+      phase: installation.dependency ? 'incomplete' : 'absent',
+      ...installation,
+      recommendedVersion: RECOMMENDED_MARKET_VERSION,
+      restartRequired: false
+    }
+  }
+
+  const runInstall = async () => {
+    phase = 'installing'
+    detail = undefined
+    restartRequired = false
+    const current = await readMarketInstallation(home)
+    if (current.installedVersion) {
+      phase = 'idle'
+      return
+    }
+
+    await ensurePnpmShim(home)
+    await mkdir(directory, { recursive: true })
+    let manifestSnapshot
+    try {
+      manifestSnapshot = await readFile(manifestPath, 'utf8')
+    } catch (error) {
+      if (error?.code !== 'ENOENT') throw error
+    }
+
+    const child = spawn(process.execPath, buildInstallArguments(), {
+      cwd: directory,
+      env: { ...process.env, CI: 'true', NO_COLOR: '1' },
+      stdio: ['ignore', 'pipe', 'pipe'],
+      windowsHide: true,
+      detached: process.platform !== 'win32'
+    })
+    activeChild = child
+
+    let output = ''
+    const append = (chunk) => {
+      output = `${output}${chunk.toString('utf8')}`.slice(-MAX_LOG_BYTES)
+      const lines = output.trim().split(/\r?\n/u)
+      detail = lines.at(-1)?.slice(0, 800)
+    }
+    child.stdout.on('data', append)
+    child.stderr.on('data', append)
+
+    let timedOut = false
+    const timer = setTimeout(() => {
+      timedOut = true
+      killProcessTree(child)
+    }, OPERATION_TIMEOUT_MS)
+
+    try {
+      const exit = await new Promise((resolveExit, rejectExit) => {
+        child.once('error', rejectExit)
+        child.once('exit', (code, signal) => resolveExit({ code, signal }))
+      })
+      if (timedOut) throw new Error('Installation timed out after 15 minutes.')
+      if (exit.code !== 0) {
+        throw new Error(
+          detail ||
+            `The installer exited with ${exit.signal ? `signal ${exit.signal}` : `code ${exit.code}`}.`
+        )
+      }
+
+      const installed = await readMarketInstallation(home)
+      if (!installed.installedVersion) {
+        throw new Error('pnpm completed, but dshmarket was not found in the web profile.')
+      }
+      phase = 'idle'
+      detail = undefined
+      restartRequired = true
+    } catch (error) {
+      if (manifestSnapshot !== undefined) {
+        await atomicWrite(manifestPath, manifestSnapshot).catch(() => undefined)
+      }
+      phase = 'error'
+      detail = error instanceof Error ? error.message : String(error)
+      ctx.logger.warn(error instanceof Error ? error : new Error(detail))
+    } finally {
+      clearTimeout(timer)
+      if (activeChild === child) activeChild = undefined
+    }
+  }
+
+  const runUninstall = async () => {
+    phase = 'uninstalling'
+    detail = undefined
+    restartRequired = false
+    const current = await readMarketInstallation(home)
+    if (!current.dependency && !current.installedVersion) {
+      phase = 'uninstalled'
+      restartRequired = true
+      return
+    }
+
+    await ensurePnpmShim(home)
+    let manifestSnapshot
+    try {
+      manifestSnapshot = await readFile(manifestPath, 'utf8')
+    } catch (error) {
+      if (error?.code !== 'ENOENT') throw error
+    }
+
+    const child = spawn(process.execPath, buildUninstallArguments(), {
+      cwd: directory,
+      env: { ...process.env, CI: 'true', NO_COLOR: '1' },
+      stdio: ['ignore', 'pipe', 'pipe'],
+      windowsHide: true,
+      detached: process.platform !== 'win32'
+    })
+    activeChild = child
+
+    let output = ''
+    const append = (chunk) => {
+      output = `${output}${chunk.toString('utf8')}`.slice(-MAX_LOG_BYTES)
+      const lines = output.trim().split(/\r?\n/u)
+      detail = lines.at(-1)?.slice(0, 800)
+    }
+    child.stdout.on('data', append)
+    child.stderr.on('data', append)
+
+    let timedOut = false
+    const timer = setTimeout(() => {
+      timedOut = true
+      killProcessTree(child)
+    }, OPERATION_TIMEOUT_MS)
+
+    try {
+      const exit = await new Promise((resolveExit, rejectExit) => {
+        child.once('error', rejectExit)
+        child.once('exit', (code, signal) => resolveExit({ code, signal }))
+      })
+      if (timedOut) throw new Error('Uninstallation timed out after 15 minutes.')
+      if (exit.code !== 0) {
+        throw new Error(
+          detail ||
+            `The uninstaller exited with ${exit.signal ? `signal ${exit.signal}` : `code ${exit.code}`}.`
+        )
+      }
+
+      const removed = await readMarketInstallation(home)
+      if (removed.dependency || removed.installedVersion) {
+        throw new Error('pnpm completed, but dshmarket is still present in the web profile.')
+      }
+      phase = 'uninstalled'
+      detail = undefined
+      restartRequired = true
+    } catch (error) {
+      if (manifestSnapshot !== undefined) {
+        await atomicWrite(manifestPath, manifestSnapshot).catch(() => undefined)
+      }
+      phase = 'error'
+      detail = error instanceof Error ? error.message : String(error)
+      ctx.logger.warn(error instanceof Error ? error : new Error(detail))
+    } finally {
+      clearTimeout(timer)
+      if (activeChild === child) activeChild = undefined
+    }
+  }
+
+  ctx.effect(() => {
+    const disposeStatus = ctx.webServer.register({
+      kind: 'exact',
+      path: STATUS_PATH,
+      handler: async (req, res) => {
+        if (req.method !== 'GET' || !isTrustedRequest(req)) {
+          sendJson(res, req.method === 'GET' ? 403 : 405, { error: 'Request rejected.' })
+          return
+        }
+        sendJson(res, 200, await status())
+      }
+    })
+    const disposeInstall = ctx.webServer.register({
+      kind: 'exact',
+      path: INSTALL_PATH,
+      handler: async (req, res) => {
+        if (req.method !== 'POST') {
+          sendJson(res, 405, { error: 'Method not allowed.' })
+          return
+        }
+        if (!isTrustedRequest(req, true)) {
+          sendJson(res, 403, { error: 'Request rejected.' })
+          return
+        }
+        if (operationPromise) {
+          sendJson(res, 409, await status())
+          return
+        }
+
+        const current = await readMarketInstallation(home)
+        if (current.installedVersion) {
+          sendJson(res, 200, await status())
+          return
+        }
+
+        operationPromise = runInstall()
+          .catch((error) => {
+            phase = 'error'
+            detail = error instanceof Error ? error.message : String(error)
+            ctx.logger.warn(error instanceof Error ? error : new Error(detail))
+          })
+          .finally(() => {
+            operationPromise = undefined
+          })
+        sendJson(res, 202, await status())
+      }
+    })
+    const disposeUninstall = ctx.webServer.register({
+      kind: 'exact',
+      path: UNINSTALL_PATH,
+      handler: async (req, res) => {
+        if (req.method !== 'POST') {
+          sendJson(res, 405, { error: 'Method not allowed.' })
+          return
+        }
+        if (!isTrustedRequest(req, true)) {
+          sendJson(res, 403, { error: 'Request rejected.' })
+          return
+        }
+        if (operationPromise) {
+          sendJson(res, 409, await status())
+          return
+        }
+
+        const current = await readMarketInstallation(home)
+        if (!current.dependency && !current.installedVersion) {
+          phase = 'uninstalled'
+          restartRequired = true
+          sendJson(res, 200, await status())
+          return
+        }
+
+        operationPromise = runUninstall()
+          .catch((error) => {
+            phase = 'error'
+            detail = error instanceof Error ? error.message : String(error)
+            ctx.logger.warn(error instanceof Error ? error : new Error(detail))
+          })
+          .finally(() => {
+            operationPromise = undefined
+          })
+        sendJson(res, 202, await status())
+      }
+    })
+
+    return async () => {
+      disposeUninstall()
+      disposeInstall()
+      disposeStatus()
+      killProcessTree(activeChild)
+      await operationPromise?.catch(() => undefined)
+    }
+  }, 'dsh-desktop-market-installer: fixed package routes')
+
+  ctx.effect(() => {
+    void ensurePnpmShim(home).catch((error) => {
+      ctx.logger.warn(error instanceof Error ? error : new Error(String(error)))
+    })
+  }, 'dsh-desktop-market-installer: packaged pnpm shim')
+}
diff --git a/packages/dsh-desktop-market-installer/package.json b/packages/dsh-desktop-market-installer/package.json
new file mode 100644
index 00000000..73b6a989
--- /dev/null
+++ b/packages/dsh-desktop-market-installer/package.json
@@ -0,0 +1,31 @@
+{
+  "name": "dsh-desktop-market-installer",
+  "version": "0.1.0",
+  "description": "DSH Desktop's fixed-target installer entry for the optional dsh-market community plugin.",
+  "private": true,
+  "type": "module",
+  "main": "./index.js",
+  "exports": {
+    ".": "./index.js",
+    "./client": "./client.js",
+    "./package.json": "./package.json"
+  },
+  "dsh": {
+    "client": {
+      "inject": [
+        "@deepseek-ai/dsh-client-locale",
+        "@deepseek-ai/dsh-client-ui-settings",
+        "@deepseek-ai/dsh-client-ui-settings-plugins"
+      ],
+      "platform": "web"
+    }
+  },
+  "license": "MIT",
+  "peerDependencies": {
+    "@deepseek-ai/cordis": "^4.0.1",
+    "@deepseek-ai/dsh-host-webserver": "^0.1.0-rc.6"
+  },
+  "dependencies": {
+    "pnpm": "10.34.5"
+  }
+}
diff --git a/patches/@deepseek-ai+dsh+0.1.0-rc.6.patch b/patches/@deepseek-ai+dsh+0.1.0-rc.6.patch
new file mode 100644
index 00000000..ee3e7ef8
--- /dev/null
+++ b/patches/@deepseek-ai+dsh+0.1.0-rc.6.patch
@@ -0,0 +1,11 @@
+diff --git a/node_modules/@deepseek-ai/dsh/package.json b/node_modules/@deepseek-ai/dsh/package.json
+--- a/node_modules/@deepseek-ai/dsh/package.json
++++ b/node_modules/@deepseek-ai/dsh/package.json
+@@ -20,6 +20,7 @@
+   ],
+   "license": "MIT",
+   "dependencies": {
++    "dsh-desktop-market-installer": "0.1.0",
+     "commander": "^15.0.0",
+     "js-yaml": "^4.2.0",
+     "node-addon-require-builtin": "^0.1.4",
diff --git a/patches/@deepseek-ai+dsh-client-ui-conversation+0.1.0-rc.6.patch b/patches/@deepseek-ai+dsh-client-ui-conversation+0.1.0-rc.6.patch
new file mode 100644
index 00000000..9570a80d
--- /dev/null
+++ b/patches/@deepseek-ai+dsh-client-ui-conversation+0.1.0-rc.6.patch
@@ -0,0 +1,256 @@
+diff --git a/node_modules/@deepseek-ai/dsh-client-ui-conversation/lib/client.js b/node_modules/@deepseek-ai/dsh-client-ui-conversation/lib/client.js
+index 86e7906..7cd6351 100644
+--- a/node_modules/@deepseek-ai/dsh-client-ui-conversation/lib/client.js
++++ b/node_modules/@deepseek-ai/dsh-client-ui-conversation/lib/client.js
+@@ -5194,6 +5194,15 @@ window.__ModuleLoader__.load({
+ 			"dsh-turn-status-shimmer": "Md3f7G_dsh-turn-status-shimmer",
+ 			"openError": "Md3f7G_openError"
+ 		};
++		const queryRailCss = ".dshQueryRail_root{z-index:7;width:46px;pointer-events:none;position:fixed}.dshQueryRail_scroller{width:40px;height:100%;padding:8px 2px;overflow-x:hidden;overflow-y:auto;overscroll-behavior-y:contain;scrollbar-width:none;flex-direction:column;align-items:flex-start;gap:2px;display:flex;position:relative}.dshQueryRail_scroller::-webkit-scrollbar{width:0;height:0;display:none}.dshQueryRail_item{width:34px;height:12px;min-height:12px;cursor:pointer;background:transparent;border:0;outline:none;flex:none;padding:0;position:relative}.dshQueryRail_item:before{content:\"\";width:10px;height:1px;background:var(--dsw-alias-label-dimmed);border-radius:2px;transition:width .14s ease,background-color .14s ease,opacity .14s ease;display:block}.dshQueryRail_item:hover:before,.dshQueryRail_item:focus-visible:before{width:20px;background:var(--dsw-alias-label-secondary)}.dshQueryRail_itemActive:before{width:28px;height:2px;background:var(--dsw-alias-label-primary)}.dshQueryRail_tooltip{width:276px;max-width:min(276px,calc(100vw - 64px));color:var(--dsw-alias-label-primary);background:var(--dsw-alias-bg-module-platform);border:1px solid var(--dsw-alias-border-l2);box-shadow:var(--dsw-shadow-lv2);pointer-events:none;border-radius:12px;padding:10px 12px;position:absolute;left:42px}.dshQueryRail_tooltipLabel{color:var(--dsw-alias-label-caption);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px;font-size:11px;line-height:16px}.dshQueryRail_tooltipText{-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;line-height:19px;display:-webkit-box}@media(max-width:980px){.dshQueryRail_root{display:none}}@media(prefers-reduced-motion:reduce){.dshQueryRail_item:before{transition:none}}";
++		const queryRailTagId = "@deepseek-ai/dsh-client-ui-conversation/QueryRail.css";
++		if (typeof document !== "undefined" && document.querySelector("style[data-plugin-css=" + JSON.stringify(queryRailTagId) + "]") === null) {
++			const tag = document.createElement("style");
++			tag.dataset.plugin = "@deepseek-ai/dsh-client-ui-conversation";
++			tag.dataset.pluginCss = queryRailTagId;
++			tag.textContent = queryRailCss + ".dshQueryRail_scroller{pointer-events:auto}";
++			document.head.appendChild(tag);
++		}
+ 		//#endregion
+ 		//#region lib/types/client/chat/ChatNodeSeat.js
+ 		/** Subscribe and dispatch one stable Context key without observing sibling Nodes. */
+@@ -5250,6 +5259,21 @@ window.__ModuleLoader__.load({
+ 			for (const row of list.querySelectorAll("[data-chat-anchor-key]")) if (row.dataset.chatAnchorKey === key) return row;
+ 			return null;
+ 		}
++		/** Select the query whose turn currently owns the reading position. */
++		function queryAtViewport(list, scrollport, queries) {
++			if (queries.length === 0) return null;
++			const viewport = scrollport.getBoundingClientRect();
++			const visibleBottom = scrollport.querySelector("[data-composer-seat]")?.getBoundingClientRect().top ?? viewport.bottom;
++			const threshold = viewport.top + Math.max(72, (visibleBottom - viewport.top) * .55);
++			let active = queries[0].key;
++			for (const query of queries) {
++				const row = anchorElement(list, query.key);
++				if (row === null) continue;
++				if (row.getBoundingClientRect().top > threshold) break;
++				active = query.key;
++			}
++			return active;
++		}
+ 		/** Row position in scrollport coordinates (viewport-independent). */
+ 		function flowTop(row, scrollport) {
+ 			return row.getBoundingClientRect().top - scrollport.getBoundingClientRect().top;
+@@ -5325,6 +5349,106 @@ window.__ModuleLoader__.load({
+ 				})]
+ 			});
+ 		}
++		/** Compact, independently scrollable navigation for durable user queries. */
++		function QueryRail({ queries, activeKey, listRef, columnRef, onNavigate }) {
++			const railRef = (0, react.useRef)(null);
++			const scrollerRef = (0, react.useRef)(null);
++			const [layout, setLayout] = (0, react.useState)(null);
++			const [hovered, setHovered] = (0, react.useState)(null);
++			(0, react.useLayoutEffect)(() => {
++				const list = listRef.current;
++				const column = columnRef.current;
++				if (queries.length < 2 || list === null || column === null) {
++					setLayout(null);
++					return;
++				}
++				const scrollport = scrollerOf(list);
++				const composer = scrollport.querySelector("[data-composer-seat]");
++				const update = () => {
++					const viewport = scrollport.getBoundingClientRect();
++					const bottom = Math.min(viewport.bottom, composer?.getBoundingClientRect().top ?? viewport.bottom) - 12;
++					const top = viewport.top + 12;
++					const height = Math.floor(bottom - top);
++					const next = height >= 144 ? {
++						top: Math.round(top),
++						left: Math.round(viewport.left + 12),
++						height
++					} : null;
++					setLayout((current) => current?.top === next?.top && current?.left === next?.left && current?.height === next?.height ? current : next);
++				};
++				update();
++				window.addEventListener("resize", update);
++				const observer = typeof ResizeObserver === "undefined" ? null : new ResizeObserver(update);
++				observer?.observe(scrollport);
++				observer?.observe(column);
++				if (composer !== null) observer?.observe(composer);
++				return () => {
++					window.removeEventListener("resize", update);
++					observer?.disconnect();
++				};
++			}, [queries.length, listRef, columnRef]);
++			(0, react.useLayoutEffect)(() => {
++				const scroller = scrollerRef.current;
++				if (scroller === null || activeKey === null) return;
++				const button = [...scroller.querySelectorAll("[data-query-key]")].find((candidate) => candidate.dataset.queryKey === activeKey);
++				if (button === void 0) return;
++				const top = button.offsetTop;
++				const bottom = top + button.offsetHeight;
++				if (top < scroller.scrollTop + 8) scroller.scrollTop = Math.max(0, top - 8);
++				else if (bottom > scroller.scrollTop + scroller.clientHeight - 8) scroller.scrollTop = bottom - scroller.clientHeight + 8;
++			}, [activeKey, layout?.height]);
++			if (layout === null) return null;
++			const showPreview = (query, button) => {
++				const rail = railRef.current;
++				if (rail === null) return;
++				const railBox = rail.getBoundingClientRect();
++				const buttonBox = button.getBoundingClientRect();
++				setHovered({
++					query,
++					top: Math.max(8, Math.min(layout.height - 88, buttonBox.top - railBox.top - 12))
++				});
++			};
++			return (0, react_jsx_runtime.jsxs)("nav", {
++				ref: railRef,
++				className: "dshQueryRail_root",
++				style: layout,
++				"data-query-rail": "",
++				"aria-label": document.documentElement.lang.startsWith("zh") ? "Query 导航" : "Query navigation",
++				onMouseLeave: () => setHovered(null),
++				children: [(0, react_jsx_runtime.jsx)("div", {
++					ref: scrollerRef,
++					className: "dshQueryRail_scroller",
++					onWheel: (event) => event.stopPropagation(),
++					onScroll: () => setHovered(null),
++					children: queries.map((query, index) => {
++						const active = query.key === activeKey;
++						const label = `Query ${index + 1}: ${query.preview}`;
++						return (0, react_jsx_runtime.jsx)("button", {
++							type: "button",
++							className: `dshQueryRail_item${active ? " dshQueryRail_itemActive" : ""}`,
++							"data-query-key": query.key,
++							"aria-label": label,
++							"aria-current": active ? "step" : void 0,
++							onClick: () => onNavigate(query.key),
++							onMouseEnter: (event) => showPreview(query, event.currentTarget),
++							onFocus: (event) => showPreview(query, event.currentTarget),
++							onBlur: () => setHovered(null)
++						}, query.key);
++					})
++				}), hovered !== null && (0, react_jsx_runtime.jsxs)("div", {
++					className: "dshQueryRail_tooltip",
++					style: { top: hovered.top },
++					role: "tooltip",
++					children: [(0, react_jsx_runtime.jsx)("div", {
++						className: "dshQueryRail_tooltipLabel",
++						children: `Query ${queries.findIndex((query) => query.key === hovered.query.key) + 1}`
++					}), (0, react_jsx_runtime.jsx)("div", {
++						className: "dshQueryRail_tooltipText",
++						children: hovered.query.preview
++					})]
++				})]
++			});
++		}
+ 		/**
+ 		* The chat view slot entry: pure component over the composed props; each
+ 		* ordered business Node crosses the keyed renderer seat.
+@@ -5342,11 +5466,25 @@ window.__ModuleLoader__.load({
+ 			const loadingOlder = useSession((s) => s.loadingOlder);
+ 			const selectedCallId = useStore((s) => s.selection?.callId);
+ 			const pendingSteering = (0, react.useMemo)(() => inbox.filter((item) => item.placement === "steering"), [inbox]);
++			const queries = (0, react.useMemo)(() => order.flatMap((key) => {
++				const node = nodeStore.get(key);
++				if (node?.kind !== "user" && node?.kind !== "steering") return [];
++				const content = Array.isArray(node.data.content) ? contentParts(node.data.content) : {
++					text: "",
++					images: [],
++					rest: []
++				};
++				const text = content.text.replace(/\s+/g, " ").trim();
++				const preview = (text || (content.images.length > 0 ? document.documentElement.lang.startsWith("zh") ? "图片 Query" : "Image query" : document.documentElement.lang.startsWith("zh") ? "无文本 Query" : "Query without text")).slice(0, 240);
++				return [{ key, preview }];
++			}), [order, nodeStore]);
+ 			const runningTurnStart = (0, react.useMemo)(() => runningTurnStartTime(timeline), [timeline]);
+ 			const listRef = (0, react.useRef)(null);
+ 			const columnRef = (0, react.useRef)(null);
+ 			const atBottomRef = (0, react.useRef)(true);
+ 			const [atBottom, setAtBottom] = (0, react.useState)(true);
++			const [activeQueryKey, setActiveQueryKey] = (0, react.useState)(null);
++			const activeQueryKeyRef = (0, react.useRef)(null);
+ 			/** Last position delivered or written on the main thread. */
+ 			const observedTopRef = (0, react.useRef)(0);
+ 			/** Paging anchor: semantic row/position at click, updated by reader scrolls
+@@ -5366,6 +5504,12 @@ window.__ModuleLoader__.load({
+ 			const lastNode = lastKey === null ? void 0 : nodeStore.get(lastKey);
+ 			const lastSteeringId = pendingSteering[pendingSteering.length - 1]?.id ?? null;
+ 			const followSig = `${openState}:${firstSeq}:${lastKey}:${order.length}:${running ? 1 : 0}:${lastSteeringId ?? ""}`;
++			const syncActiveQuery = (local, el) => {
++				const next = queryAtViewport(local, el, queries);
++				if (next === activeQueryKeyRef.current) return;
++				activeQueryKeyRef.current = next;
++				setActiveQueryKey(next);
++			};
+ 			const toBottom = (el) => {
+ 				anchorRef.current = null;
+ 				el.scrollTop = el.scrollHeight;
+@@ -5373,6 +5517,8 @@ window.__ModuleLoader__.load({
+ 				atBottomRef.current = true;
+ 				setAtBottom(true);
+ 				chatScroll.save(null);
++				const local = listRef.current;
++				if (local !== null) syncActiveQuery(local, el);
+ 			};
+ 			(0, react.useLayoutEffect)(() => {
+ 				const local = listRef.current;
+@@ -5429,6 +5575,7 @@ window.__ModuleLoader__.load({
+ 				/* v8 ignore next -- ref-null guard: the handler only fires while mounted. */
+ 				if (local === null) return;
+ 				const el = scrollerOf(local);
++				syncActiveQuery(local, el);
+ 				const floor = Math.max(0, el.scrollHeight - el.clientHeight);
+ 				const movedByReader = Math.abs(el.scrollTop - Math.min(observedTopRef.current, floor)) > .5;
+ 				const isAtBottom = movedByReader ? floor - el.scrollTop <= 25 : atBottomRef.current;
+@@ -5448,6 +5595,10 @@ window.__ModuleLoader__.load({
+ 				else if (position !== null) chatScroll.save(position);
+ 				observedTopRef.current = el.scrollTop;
+ 			};
++			(0, react.useLayoutEffect)(() => {
++				const local = listRef.current;
++				if (local !== null) syncActiveQuery(local, scrollerOf(local));
++			}, [queries, openState]);
+ 			(0, react.useEffect)(() => {
+ 				const local = listRef.current;
+ 				/* v8 ignore next -- ref-null guard: effect runs after the list node commits. */
+@@ -5501,9 +5652,29 @@ window.__ModuleLoader__.load({
+ 				}
+ 				loadOlder();
+ 			};
++			const scrollToQuery = (key) => {
++				const local = listRef.current;
++				if (local === null) return;
++				const row = anchorElement(local, key);
++				if (row === null) return;
++				const el = scrollerOf(local);
++				const reducedMotion = window.matchMedia?.("(prefers-reduced-motion: reduce)").matches === true;
++				el.scrollTo({
++					top: Math.max(0, el.scrollTop + flowTop(row, el) - 24),
++					behavior: reducedMotion ? "auto" : "smooth"
++				});
++				activeQueryKeyRef.current = key;
++				setActiveQueryKey(key);
++			};
+ 			return (0, react_jsx_runtime.jsx)("div", {
+ 				className: ChatView_module_css_default.root,
+-				children: (0, react_jsx_runtime.jsxs)("div", {
++				children: [(0, react_jsx_runtime.jsx)(QueryRail, {
++					queries,
++					activeKey: activeQueryKey,
++					listRef,
++					columnRef,
++					onNavigate: scrollToQuery
++				}), (0, react_jsx_runtime.jsxs)("div", {
+ 					ref: listRef,
+ 					className: ChatView_module_css_default.scroll,
+ 					children: [(0, react_jsx_runtime.jsxs)("div", {
+@@ -5568,7 +5739,7 @@ window.__ModuleLoader__.load({
+ 							children: (0, react_jsx_runtime.jsx)(_deepseek_ai_dsh_client_ui_primitives.IconChevronDownOutline14, {})
+ 						})
+ 					})]
+-				})
++				})]
+ 			});
+ 		}
+ 		//#endregion
diff --git a/patches/@deepseek-ai+dsh-host-apiproxy+0.1.0-rc.6.patch b/patches/@deepseek-ai+dsh-host-apiproxy+0.1.0-rc.6.patch
index 0e6c0345..a9aeec10 100644
--- a/patches/@deepseek-ai+dsh-host-apiproxy+0.1.0-rc.6.patch
+++ b/patches/@deepseek-ai+dsh-host-apiproxy+0.1.0-rc.6.patch
@@ -1,5 +1,5 @@
 diff --git a/node_modules/@deepseek-ai/dsh-host-apiproxy/lib/index.js b/node_modules/@deepseek-ai/dsh-host-apiproxy/lib/index.js
-index 9e3afa7..1c97a67 100644
+index 9e3afa7..0a08a41 100644
 --- a/node_modules/@deepseek-ai/dsh-host-apiproxy/lib/index.js
 +++ b/node_modules/@deepseek-ai/dsh-host-apiproxy/lib/index.js
 @@ -1,8 +1,8 @@
@@ -135,7 +135,52 @@ index 9e3afa7..1c97a67 100644
  //#region lib/types/session-export.js
  /**
  * Host-side session-log download: streams one ZIP archive whose files are the
-@@ -3299,6 +3403,127 @@ function createApiProxy(ctx, defaults) {
+@@ -3205,7 +3309,13 @@ function createApiProxy(ctx, defaults) {
+ 				}));
+ 			},
+ 			async pickDirectory(request, signal) {
+-				const capability = ctx.directoryPicker.capability();
++				const directoryPicker = ctx.get("directoryPicker");
++				if (!directoryPicker) return err(request, {
++					code: "directory-picker-unavailable",
++					message: "host.pickDirectory needs a composed directory picker",
++					details: { capability: "none" }
++				});
++				const capability = directoryPicker.capability();
+ 				if (capability.kind !== "native") return err(request, {
+ 					code: "directory-picker-unavailable",
+ 					message: `host.pickDirectory needs the native capability; the composed picker serves "${capability.kind}"`,
+@@ -3227,7 +3337,13 @@ function createApiProxy(ctx, defaults) {
+ 				}
+ 			},
+ 			async listDirectory(request, signal) {
+-				const capability = ctx.directoryPicker.capability();
++				const directoryPicker = ctx.get("directoryPicker");
++				if (!directoryPicker) return err(request, {
++					code: "directory-picker-unavailable",
++					message: "host.listDirectory needs a composed directory picker",
++					details: { capability: "none" }
++				});
++				const capability = directoryPicker.capability();
+ 				if (capability.kind !== "browse") return err(request, {
+ 					code: "directory-picker-unavailable",
+ 					message: `host.listDirectory needs the browse capability; the composed picker serves "${capability.kind}"`,
+@@ -3245,7 +3361,13 @@ function createApiProxy(ctx, defaults) {
+ 				}
+ 			},
+ 			async createDirectory(request) {
+-				const capability = ctx.directoryPicker.capability();
++				const directoryPicker = ctx.get("directoryPicker");
++				if (!directoryPicker) return err(request, {
++					code: "directory-picker-unavailable",
++					message: "host.createDirectory needs a composed directory picker",
++					details: { capability: "none" }
++				});
++				const capability = directoryPicker.capability();
+ 				if (capability.kind !== "browse") return err(request, {
+ 					code: "directory-picker-unavailable",
+ 					message: `host.createDirectory needs the browse capability; the composed picker serves "${capability.kind}"`,
+@@ -3299,6 +3421,127 @@ function createApiProxy(ctx, defaults) {
  			}
  		},
  		agentPresets: {
@@ -263,7 +308,7 @@ index 9e3afa7..1c97a67 100644
  			async list(request) {
  				const presets = ctx.get("agentPresets");
  				if (presets === void 0) return ok(request, {
-@@ -4993,6 +5218,34 @@ function toFetchHandler(api) {
+@@ -4993,6 +5236,34 @@ function toFetchHandler(api) {
  			rpcId: RpcId(randomUUID()),
  			payload: {}
  		}, req.signal));
@@ -298,3 +343,11 @@ index 9e3afa7..1c97a67 100644
  		if (path === "/api/session.export" && (req.method === "GET" || req.method === "HEAD")) {
  			const parsed = sessionLogQuerySchema.safeParse(Object.fromEntries(url.searchParams));
  			if (!parsed.success) return new Response("missing or invalid sessionId query parameter", { status: 400 });
+@@ -5592,7 +5863,6 @@ var ApiProxyService = class extends Service {
+ 		"agentDefaultModel",
+ 		"agents",
+ 		"attachments",
+-		"directoryPicker",
+ 		"llm",
+ 		"sessions",
+ 		"subagents",
diff --git a/src/main/index.ts b/src/main/index.ts
index d727df99..d118507e 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -32,6 +32,7 @@ let mobileBridge: LanMobileBridge
 let launchDirectory: string
 let quitting = false
 let failureDialogVisible = false
+let harnessLaunchOperation: Promise<void> | undefined
 
 function isDevelopmentBuild(): boolean {
   if (!app.isPackaged) return true
@@ -158,6 +159,20 @@ function harnessLocale(): 'en' | 'zh' {
   }
 }
 
+function harnessThemePreference(): 'light' | 'dark' | 'system' {
+  try {
+    const settings = parse(
+      readFileSync(join(app.getPath('userData'), 'harness', 'settings.yaml'), 'utf8')
+    ) as { 'ui-theme'?: { preference?: unknown } }
+    const preference = settings['ui-theme']?.preference
+    return preference === 'light' || preference === 'dark' || preference === 'system'
+      ? preference
+      : 'system'
+  } catch {
+    return 'system'
+  }
+}
+
 function createWindow(): BrowserWindow {
   const window = new BrowserWindow({
     width: 1380,
@@ -218,9 +233,31 @@ async function showSplash(): Promise<void> {
   window.focus()
 }
 
-async function launchHarness(): Promise<void> {
-  await showSplash()
-  await runtime.start(launchDirectory)
+function launchHarness(): Promise<void> {
+  if (harnessLaunchOperation) return harnessLaunchOperation
+
+  harnessLaunchOperation = (async () => {
+    await showSplash()
+    await runtime.start(launchDirectory)
+  })().finally(() => {
+    harnessLaunchOperation = undefined
+  })
+  return harnessLaunchOperation
+}
+
+function registerHarnessHandlers(): void {
+  ipcMain.removeHandler('harness:restart')
+  ipcMain.handle('harness:restart', async (event) => {
+    if (!mainWindow || mainWindow.isDestroyed() || event.sender !== mainWindow.webContents) {
+      throw new Error('Harness restart is only available from the DSH Desktop window.')
+    }
+    if (runtime.snapshot().phase !== 'ready') {
+      throw new Error('Harness is not ready to restart.')
+    }
+
+    await launchHarness()
+    return { ok: runtime.snapshot().phase === 'ready' }
+  })
 }
 
 function showUnexpectedError(error: unknown): void {
@@ -385,6 +422,7 @@ async function showMobilePairing(): Promise<void> {
   }
 
   if (mobileWindow && !mobileWindow.isDestroyed()) mobileWindow.destroy()
+  nativeTheme.themeSource = harnessThemePreference()
   mobileWindow = new BrowserWindow({
     width: 560,
     height: 700,
@@ -393,6 +431,7 @@ async function showMobilePairing(): Promise<void> {
     title: harnessLocale() === 'zh' ? '连接手机' : 'Connect Phone',
     icon: desktopIconPath(),
     parent: mainWindow,
+    backgroundColor: nativeTheme.shouldUseDarkColors ? '#141416' : '#ffffff',
     webPreferences: {
       contextIsolation: true,
       nodeIntegration: false,
@@ -430,6 +469,7 @@ async function bootstrap(): Promise<void> {
       }
     }
   })
+  registerHarnessHandlers()
   mobileBridge = new LanMobileBridge({
     harnessUrl: () => runtime.snapshot().url,
     locale: harnessLocale,
diff --git a/src/main/mobile/lan-mobile-pages.ts b/src/main/mobile/lan-mobile-pages.ts
index 6a0df675..b3d461cf 100644
--- a/src/main/mobile/lan-mobile-pages.ts
+++ b/src/main/mobile/lan-mobile-pages.ts
@@ -77,7 +77,7 @@ function updateRunning(events){let running=false;for(const entry of events){cons
 async function loadWorkspaces(){const previous=$('workspace').value,value=await rpc('workspace.list');workspaces=value.items||[];if(workspaces.length){$('workspace').innerHTML=workspaces.map(w=>'<option value="'+esc(w.workspaceId)+'">'+esc(w.title||w.path)+'</option>').join('');$('workspace').value=workspaces.some(w=>w.workspaceId===previous)?previous:workspaces[0].workspaceId}else $('workspace').innerHTML='<option value="">'+L.noWorkspaces+'</option>'}
 function syncWorkspaceUi(){const selected=!!$('workspace').value;$('newSession').disabled=!selected;$('workspaceHint').hidden=selected;$('workspaceHint').textContent=selected?'':L.noWorkspaces;if(selected)$('listError').textContent=''}
 function relativeTime(value){const parsed=typeof value==='number'?value:Date.parse(value),elapsed=Math.max(0,Date.now()-(Number.isFinite(parsed)?parsed:Date.now())),minutes=Math.floor(elapsed/60000);if(minutes<1)return L.justNow;if(minutes<60)return minutes+L.minute;const hours=Math.floor(minutes/60);if(hours<24)return hours+L.hour;return Math.floor(hours/24)+L.day}
-async function loadSessions(){try{const value=await rpc('session.list',{}),wid=$('workspace').value,w=workspaces.find(x=>x.workspaceId===wid),allowed=w?new Set(w.sessionIds):new Set(),items=(value.items||[]).filter(s=>allowed.has(s.sessionId)).sort((a,b)=>b.updatedAt-a.updatedAt);$('sessions').innerHTML=!wid?'':items.length?items.map(s=>{const title=titleFor(s);return'<button class="row" data-id="'+esc(s.sessionId)+'" data-title="'+esc(title)+'"><strong>'+esc(title)+'</strong><time>'+esc(relativeTime(s.updatedAt))+'</time></button>'}).join(''):'<div class="empty">'+L.noSessions+'</div>';document.querySelectorAll('.row').forEach(b=>b.onclick=()=>openSession(b.dataset.id,b.dataset.title))}catch(e){$('listError').textContent=e.message}}
+async function loadSessions(){try{const value=await rpc('session.list',{}),wid=$('workspace').value,w=workspaces.find(x=>x.workspaceId===wid),allowed=w?new Set(w.sessionIds):new Set(),archived=new Set(value.archivedSessionIds||[]),items=(value.items||[]).filter(s=>allowed.has(s.sessionId)&&!archived.has(s.sessionId)).sort((a,b)=>b.updatedAt-a.updatedAt);$('sessions').innerHTML=!wid?'':items.length?items.map(s=>{const title=titleFor(s);return'<button class="row" data-id="'+esc(s.sessionId)+'" data-title="'+esc(title)+'"><strong>'+esc(title)+'</strong><time>'+esc(relativeTime(s.updatedAt))+'</time></button>'}).join(''):'<div class="empty">'+L.noSessions+'</div>';document.querySelectorAll('.row').forEach(b=>b.onclick=()=>openSession(b.dataset.id,b.dataset.title))}catch(e){$('listError').textContent=e.message}}
 async function createSession(){const workspaceId=$('workspace').value;if(!workspaceId){$('listError').textContent=L.chooseWorkspace;return}try{const created=await rpc('session.create',{workspaceId});await openSession(created.sessionId)}catch(e){$('listError').textContent=e.message}}
 function showToast(message){$('toast').textContent=message;$('toast').classList.add('show');clearTimeout(showToast.timer);showToast.timer=setTimeout(()=>$('toast').classList.remove('show'),1000)}
 async function refreshAll(){const button=$('refresh');button.disabled=true;button.classList.add('refreshing');try{await loadWorkspaces();syncWorkspaceUi();await loadSessions();showToast(L.refreshed)}catch(e){$('listError').textContent=e.message}finally{setTimeout(()=>{button.disabled=false;button.classList.remove('refreshing')},350)}}
@@ -124,7 +124,7 @@ export function renderDesktopPairingPage(options: {
     expired: zh ? '二维码已过期，请重新打开此窗口刷新。' : 'QR expired. Reopen this window to refresh.'
   }
   return `<!doctype html><html lang="${zh ? 'zh-CN' : 'en'}"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width"><title>${text.title}</title><style>
-  :root{color-scheme:light;--bg:#fff;--panel:#f7f8fa;--ink:#18191c;--muted:#81858c;--line:#e5e7eb;--brand:#4d6bfe}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.wrap{max-width:520px;margin:auto;padding:28px 32px;text-align:center}.brand{display:flex;align-items:center;justify-content:center;gap:9px;font-weight:600;margin-bottom:22px}.brand img{width:39px;height:22px;object-fit:contain}h1{font-size:26px;line-height:1.25;font-weight:600;margin:0 0 8px}p{margin:0;color:var(--muted)}.connection{display:none;flex-direction:column;align-items:center;margin:28px auto 0;max-width:390px;padding:22px;border-radius:14px;background:#f2f8f4;color:#277347}.connection.show{display:flex}.connection-title{font-size:16px;font-weight:600}.connection-title:before{content:'✓';display:inline-grid;place-items:center;width:24px;height:24px;margin-right:9px;border-radius:50%;background:#35a867;color:white}.connection-hint{max-width:310px;margin-top:8px;color:#557565;font-size:13px}.connection-actions{display:flex;gap:8px;margin-top:18px}.connection-actions button{min-width:94px;border:1px solid var(--line);border-radius:9px;background:white;color:var(--ink);padding:8px 14px;cursor:pointer}.connection-actions .done{background:var(--ink);color:white;border-color:var(--ink)}.phone-connected .pairing-content{display:none}.manage-connected .connection-hint,.manage-connected .done{display:none}.manage-connected .connection-actions{margin-top:16px}.qr{display:inline-flex;background:#fff;padding:14px;border:1px solid var(--line);border-radius:16px;margin:22px 0 14px}.qr svg{width:220px;height:220px}.hint{font-size:13px}.url-row{display:flex;align-items:center;gap:8px;margin:14px auto 0;max-width:390px}.url{min-width:0;flex:1;font:12px/1.35 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:var(--panel);border-radius:9px;padding:9px 11px;text-align:left}.copy{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 12px;cursor:pointer}.expires{font-size:12px;margin-top:10px}.request{display:none;margin-top:16px;padding:14px;border:1px solid var(--brand);border-radius:12px;background:#f5f7ff;text-align:left}.request.show{display:block}.request-title{display:flex;align-items:center;gap:8px;font-weight:600}.request-title:before{content:'';width:8px;height:8px;border-radius:50%;background:var(--brand)}#address{font-size:12px;color:var(--muted);margin:5px 0 0 16px}.actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}.actions button{border:1px solid var(--line);border-radius:9px;background:white;padding:8px 14px;cursor:pointer}.actions .allow{background:var(--ink);color:white;border-color:var(--ink)}</style></head><body class="${options.connected ? 'phone-connected manage-connected' : ''}"><div class="wrap"><div class="brand"><img src="/brand-logo/light" alt=""><span>DSH Desktop</span></div><h1>${options.connected ? text.manageHeading : text.heading}</h1><p class="hint">${options.connected ? text.manageHint : text.hint}</p><div id="connection" class="connection${options.connected ? ' show' : ''}"><div class="connection-title">${text.connected}</div><p class="connection-hint">${text.closeHint}</p><div class="connection-actions"><button onclick="disconnectPhone()">${text.disconnect}</button><button class="done" onclick="window.close()">${text.done}</button></div></div><div class="pairing-content"><div class="qr">${options.qrSvg}</div><div class="url-row"><div class="url" id="url">${escapeHtml(options.pairingUrl)}</div><button class="copy" onclick="copyUrl()">${text.copy}</button></div><p id="expires" class="expires"></p><div id="request" class="request"><div class="request-title">${text.waiting}</div><div id="address"></div><div class="actions"><button onclick="decide(false)">${text.decline}</button><button class="allow" onclick="decide(true)">${text.allow}</button></div></div></div></div><script>const end=${options.expiresAt},pairingUrl=${JSON.stringify(options.pairingUrl)},T=${JSON.stringify(text)};let pendingId=null;function copyUrl(){navigator.clipboard.writeText(pairingUrl)}async function poll(){const [pending,status]=await Promise.all([fetch('/desktop/pending'),fetch('/desktop/status')]);if(pending.ok){const j=await pending.json();pendingId=j.id||null;document.getElementById('address').textContent=j.remoteAddress?T.deviceAddress+j.remoteAddress:'';document.getElementById('request').classList.toggle('show',!!pendingId)}if(status.ok){const j=await status.json();document.getElementById('connection').classList.toggle('show',!!j.connected);document.body.classList.toggle('phone-connected',!!j.connected)}}async function disconnectPhone(){await fetch('/desktop/disconnect',{method:'POST'});location.reload()}async function decide(approved){if(!pendingId)return;await fetch('/desktop/decide',{method:'POST',headers:{'content-type':'application/json'},body:JSON.stringify({id:pendingId,approved})});pendingId=null;poll()}setInterval(()=>{const n=Math.max(0,Math.ceil((end-Date.now())/1000));document.getElementById('expires').textContent=n?T.refresh+n+T.seconds:T.expired},1000);setInterval(poll,800);poll()</script></body></html>`
+  :root{color-scheme:light;--bg:#fff;--surface:#fff;--panel:#f7f8fa;--ink:#18191c;--muted:#81858c;--line:#e5e7eb;--brand:#4d6bfe;--success-bg:#f2f8f4;--success-ink:#277347;--success-muted:#557565;--request-bg:#f5f7ff}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--bg:#141416;--surface:#1d1d20;--panel:#202023;--ink:#f5f5f6;--muted:#95979d;--line:#303034;--brand:#6f86ff;--success-bg:#17261d;--success-ink:#75c991;--success-muted:#8ab99a;--request-bg:#1b2033}}*{box-sizing:border-box}html,body{min-height:100%;background:var(--bg)}body{margin:0;color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.wrap{max-width:520px;margin:auto;padding:28px 32px;text-align:center}.brand{display:flex;align-items:center;justify-content:center;gap:9px;font-weight:600;margin-bottom:22px}.brand img{width:39px;height:22px;object-fit:contain}.brand .dark-logo{display:none}@media(prefers-color-scheme:dark){.brand .light-logo{display:none}.brand .dark-logo{display:block}}h1{font-size:26px;line-height:1.25;font-weight:600;margin:0 0 8px}p{margin:0;color:var(--muted)}.connection{display:none;flex-direction:column;align-items:center;margin:28px auto 0;max-width:390px;padding:22px;border-radius:14px;background:var(--success-bg);color:var(--success-ink)}.connection.show{display:flex}.connection-title{font-size:16px;font-weight:600}.connection-title:before{content:'✓';display:inline-grid;place-items:center;width:24px;height:24px;margin-right:9px;border-radius:50%;background:#35a867;color:white}.connection-hint{max-width:310px;margin-top:8px;color:var(--success-muted);font-size:13px}.connection-actions{display:flex;gap:8px;margin-top:18px}.connection-actions button{min-width:94px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);padding:8px 14px;cursor:pointer}.connection-actions .done{background:var(--ink);color:var(--bg);border-color:var(--ink)}.phone-connected .pairing-content{display:none}.manage-connected .connection-hint,.manage-connected .done{display:none}.manage-connected .connection-actions{margin-top:16px}.qr{display:inline-flex;background:#fff;padding:14px;border:1px solid var(--line);border-radius:16px;margin:22px 0 14px}.qr svg{width:220px;height:220px}.hint{font-size:13px}.url-row{display:flex;align-items:center;gap:8px;margin:14px auto 0;max-width:390px}.url{min-width:0;flex:1;font:12px/1.35 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:var(--panel);border-radius:9px;padding:9px 11px;text-align:left}.copy{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:9px;padding:8px 12px;cursor:pointer}.expires{font-size:12px;margin-top:10px}.request{display:none;margin-top:16px;padding:14px;border:1px solid var(--brand);border-radius:12px;background:var(--request-bg);text-align:left}.request.show{display:block}.request-title{display:flex;align-items:center;gap:8px;font-weight:600}.request-title:before{content:'';width:8px;height:8px;border-radius:50%;background:var(--brand)}#address{font-size:12px;color:var(--muted);margin:5px 0 0 16px}.actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}.actions button{border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);padding:8px 14px;cursor:pointer}.actions .allow{background:var(--ink);color:var(--bg);border-color:var(--ink)}</style></head><body class="${options.connected ? 'phone-connected manage-connected' : ''}"><div class="wrap"><div class="brand"><img class="light-logo" src="/brand-logo/light" alt=""><img class="dark-logo" src="/brand-logo/dark" alt=""><span>DSH Desktop</span></div><h1>${options.connected ? text.manageHeading : text.heading}</h1><p class="hint">${options.connected ? text.manageHint : text.hint}</p><div id="connection" class="connection${options.connected ? ' show' : ''}"><div class="connection-title">${text.connected}</div><p class="connection-hint">${text.closeHint}</p><div class="connection-actions"><button onclick="disconnectPhone()">${text.disconnect}</button><button class="done" onclick="window.close()">${text.done}</button></div></div><div class="pairing-content"><div class="qr">${options.qrSvg}</div><div class="url-row"><div class="url" id="url">${escapeHtml(options.pairingUrl)}</div><button class="copy" onclick="copyUrl()">${text.copy}</button></div><p id="expires" class="expires"></p><div id="request" class="request"><div class="request-title">${text.waiting}</div><div id="address"></div><div class="actions"><button onclick="decide(false)">${text.decline}</button><button class="allow" onclick="decide(true)">${text.allow}</button></div></div></div></div><script>const end=${options.expiresAt},pairingUrl=${JSON.stringify(options.pairingUrl)},T=${JSON.stringify(text)};let pendingId=null;function copyUrl(){navigator.clipboard.writeText(pairingUrl)}async function poll(){const [pending,status]=await Promise.all([fetch('/desktop/pending'),fetch('/desktop/status')]);if(pending.ok){const j=await pending.json();pendingId=j.id||null;document.getElementById('address').textContent=j.remoteAddress?T.deviceAddress+j.remoteAddress:'';document.getElementById('request').classList.toggle('show',!!pendingId)}if(status.ok){const j=await status.json();document.getElementById('connection').classList.toggle('show',!!j.connected);document.body.classList.toggle('phone-connected',!!j.connected)}}async function disconnectPhone(){await fetch('/desktop/disconnect',{method:'POST'});location.reload()}async function decide(approved){if(!pendingId)return;await fetch('/desktop/decide',{method:'POST',headers:{'content-type':'application/json'},body:JSON.stringify({id:pendingId,approved})});pendingId=null;poll()}setInterval(()=>{const n=Math.max(0,Math.ceil((end-Date.now())/1000));document.getElementById('expires').textContent=n?T.refresh+n+T.seconds:T.expired},1000);setInterval(poll,800);poll()</script></body></html>`
 }
 
 export function renderPairingWaitPage(pairingId: string, locale: 'en' | 'zh'): string {
diff --git a/src/preload/index.ts b/src/preload/index.ts
index f0b1d517..06e3f71e 100644
--- a/src/preload/index.ts
+++ b/src/preload/index.ts
@@ -89,6 +89,13 @@ function initializeUi(): void {
   mobileStatusTimer ??= window.setInterval(() => void refreshMobileStatus(), 1000)
 }
 
+contextBridge.exposeInMainWorld(
+  'dshDesktop',
+  Object.freeze({
+    restartHarness: (): Promise<{ ok: boolean }> => ipcRenderer.invoke('harness:restart')
+  })
+)
+
 function mount(): void {
   if (document.getElementById(ROOT_ID)) return
 
diff --git a/test/directory-picker.test.ts b/test/directory-picker.test.ts
index 613b6a4f..27e68ad3 100644
--- a/test/directory-picker.test.ts
+++ b/test/directory-picker.test.ts
@@ -30,4 +30,15 @@ describe('desktop Electron directory picker', () => {
     expect(dependencyPatch).toContain('window.dshDesktopDirectoryPicker')
     expect(dependencyPatch).toContain('DSH Desktop directory picker bridge is unavailable')
   })
+
+  it('keeps the Host API proxy active when the legacy picker service is absent', async () => {
+    const apiProxyPatch = await readFile(
+      'patches/@deepseek-ai+dsh-host-apiproxy+0.1.0-rc.6.patch',
+      'utf8'
+    )
+
+    expect(apiProxyPatch).toContain('const directoryPicker = ctx.get("directoryPicker")')
+    expect(apiProxyPatch).toContain('-\t\t"directoryPicker",')
+    expect(apiProxyPatch).toContain('details: { capability: "none" }')
+  })
 })
diff --git a/test/lan-mobile-pages.test.ts b/test/lan-mobile-pages.test.ts
index 22d08b35..a6efd437 100644
--- a/test/lan-mobile-pages.test.ts
+++ b/test/lan-mobile-pages.test.ts
@@ -58,6 +58,8 @@ describe('LAN mobile page', () => {
     expect(html).toContain("fetch('/api/status',{cache:'no-store'})")
     expect(html).toContain('setInterval(checkConnection,1500)')
     expect(html).toContain("status.classList.add('error-state')")
+    expect(html).toContain('archived=new Set(value.archivedSessionIds||[])')
+    expect(html).toContain('!archived.has(s.sessionId)')
   })
 
   it('uses DSH styling on both pairing surfaces', () => {
@@ -78,6 +80,10 @@ describe('LAN mobile page', () => {
         expect(() => new Function(script)).not.toThrow()
     }
     expect(desktop).toContain('/desktop/disconnect')
+    expect(desktop).toContain('prefers-color-scheme:dark')
+    expect(desktop).toContain('/brand-logo/dark')
+    expect(desktop).toContain('--bg:#141416')
+    expect(desktop).toContain('.qr{display:inline-flex;background:#fff')
     expect(desktop).toContain('Phone connected')
     expect(desktop).toContain('You can close this window now.')
     expect(desktop).toContain('onclick="window.close()">Done</button>')
diff --git a/test/market-installer.test.js b/test/market-installer.test.js
new file mode 100644
index 00000000..2a4a7f8b
--- /dev/null
+++ b/test/market-installer.test.js
@@ -0,0 +1,117 @@
+import { mkdtemp, mkdir, readFile, writeFile } from 'node:fs/promises'
+import { tmpdir } from 'node:os'
+import { join } from 'node:path'
+import { describe, expect, it } from 'vitest'
+import {
+  INSTALL_PATH,
+  MARKET_PACKAGE,
+  RECOMMENDED_MARKET_VERSION,
+  STATUS_PATH,
+  UNINSTALL_PATH,
+  buildInstallArguments,
+  buildUninstallArguments,
+  isTrustedRequest,
+  readMarketInstallation,
+  resolvePnpmEntry
+} from '../packages/dsh-desktop-market-installer/index.js'
+
+describe('desktop plugin market installer', () => {
+  it('pins the only install target accepted by the host', () => {
+    expect(buildInstallArguments('/app/dsh/bin.js')).toEqual([
+      '/app/dsh/bin.js',
+      'plugin',
+      '--profile',
+      'web',
+      'add',
+      '--save-exact',
+      'dshmarket@1.9.0'
+    ])
+    expect(MARKET_PACKAGE).toBe('dshmarket')
+    expect(RECOMMENDED_MARKET_VERSION).toBe('1.9.0')
+    expect(STATUS_PATH).toBe('/dsh-desktop/market-installer/status')
+    expect(INSTALL_PATH).toBe('/dsh-desktop/market-installer/install')
+    expect(UNINSTALL_PATH).toBe('/dsh-desktop/market-installer/uninstall')
+    expect(buildUninstallArguments('/app/dsh/bin.js')).toEqual([
+      '/app/dsh/bin.js',
+      'plugin',
+      '--profile',
+      'web',
+      'remove',
+      'dshmarket'
+    ])
+  })
+
+  it('ships a resolvable pnpm binary instead of relying on the user PATH', () => {
+    expect(resolvePnpmEntry()).toMatch(/node_modules[/\\]pnpm[/\\]bin[/\\]pnpm\.(c|m)js$/u)
+  })
+
+  it('reports both the requested dependency and installed package version', async () => {
+    const home = await mkdtemp(join(tmpdir(), 'dsh-market-status-'))
+    const profile = join(home, 'profiles', 'web')
+    await mkdir(join(profile, 'node_modules', 'dshmarket'), { recursive: true })
+    await writeFile(
+      join(profile, 'package.json'),
+      JSON.stringify({ dependencies: { dshmarket: '1.9.0' } }),
+      'utf8'
+    )
+    await writeFile(
+      join(profile, 'node_modules', 'dshmarket', 'package.json'),
+      JSON.stringify({ name: 'dshmarket', version: '1.9.0' }),
+      'utf8'
+    )
+
+    await expect(readMarketInstallation(home)).resolves.toEqual({
+      dependency: '1.9.0',
+      installedVersion: '1.9.0'
+    })
+  })
+
+  it('allows loopback status reads but requires same-origin mutation requests', () => {
+    const request = (headers = {}, remoteAddress = '127.0.0.1') => ({
+      headers,
+      socket: { remoteAddress }
+    })
+
+    expect(isTrustedRequest(request())).toBe(true)
+    expect(
+      isTrustedRequest(
+        request({ origin: 'http://127.0.0.1:51923', host: '127.0.0.1:51923' }),
+        true
+      )
+    ).toBe(true)
+    expect(
+      isTrustedRequest(
+        request({ origin: 'https://attacker.example', host: '127.0.0.1:51923' }),
+        true
+      )
+    ).toBe(false)
+    expect(
+      isTrustedRequest(request({ forwarded: 'for=127.0.0.1' }), false)
+    ).toBe(false)
+    expect(isTrustedRequest(request({}, '192.168.1.5'))).toBe(false)
+  })
+
+  it('registers a placeholder before install and a stable management tab afterward', async () => {
+    const client = await readFile(
+      join(process.cwd(), 'packages', 'dsh-desktop-market-installer', 'client.js'),
+      'utf8'
+    )
+    const desktopPatch = await readFile(
+      join(process.cwd(), 'build', 'dsh-desktop.patch.yml'),
+      'utf8'
+    )
+    const preload = await readFile(join(process.cwd(), 'src', 'preload', 'index.ts'), 'utf8')
+
+    expect(client).toContain("entry?.id === 'dshmarket'")
+    expect(client).toContain("id: 'market'")
+    expect(client).toContain('order: 40')
+    expect(client).toContain("id: 'desktop-market-management'")
+    expect(client).toContain("name: 'settings.plugins.tab'")
+    expect(client).toContain(
+      '只会移除 dsh-market。通过插件市场安装的其他插件将继续保留。'
+    )
+    expect(desktopPatch).toContain('name: dsh-desktop-market-installer')
+    expect(desktopPatch).toContain('allowRestart: false')
+    expect(preload).toContain("restartHarness: (): Promise<{ ok: boolean }>")
+  })
+})
diff --git a/test/query-rail-patch.test.ts b/test/query-rail-patch.test.ts
new file mode 100644
index 00000000..bd1467cc
--- /dev/null
+++ b/test/query-rail-patch.test.ts
@@ -0,0 +1,37 @@
+import { readFile } from 'node:fs/promises'
+import path from 'node:path'
+import { describe, expect, it } from 'vitest'
+
+const projectRoot = path.resolve(import.meta.dirname, '..')
+const patchPath = path.join(
+  projectRoot,
+  'patches',
+  '@deepseek-ai+dsh-client-ui-conversation+0.1.0-rc.6.patch'
+)
+
+describe('conversation Query navigation rail', () => {
+  it('builds one navigation marker for every durable user query', async () => {
+    const patch = await readFile(patchPath, 'utf8')
+
+    expect(patch).toContain('function QueryRail')
+    expect(patch).toContain('node?.kind !== "user" && node?.kind !== "steering"')
+    expect(patch).toContain('"data-query-key": query.key')
+    expect(patch).toContain('queryAtViewport(local, el, queries)')
+    expect(patch).toContain('onNavigate(query.key)')
+    expect(patch).toContain('behavior: reducedMotion ? "auto" : "smooth"')
+  })
+
+  it('keeps the rail independently scrollable and follows the active query', async () => {
+    const patch = await readFile(patchPath, 'utf8')
+
+    expect(patch).toContain('overflow-y:auto')
+    expect(patch).toContain('overscroll-behavior-y:contain')
+    expect(patch).toContain('scrollbar-width:none')
+    expect(patch).toContain('dshQueryRail_scroller::-webkit-scrollbar{width:0;height:0;display:none}')
+    expect(patch).toContain('onWheel: (event) => event.stopPropagation()')
+    expect(patch).toContain('scroller.scrollTop = Math.max(0, top - 8)')
+    expect(patch).toContain('left: Math.round(viewport.left + 12)')
+    expect(patch).toContain('dshQueryRail_itemActive')
+    expect(patch).toContain('dshQueryRail_tooltipText')
+  })
+})