From b2cb35156e2dd12ff13f04cd70b0f2a175a6422b Mon Sep 17 00:00:00 2001
From: Toddy Mladenov <toddysm@gmail.com>
Date: Sat, 29 Aug 2026 10:27:37 -0700
Subject: [PATCH] build: stage ImageIndexObserved events from the app-image
 build workflow (#220)

---
 .github/workflows/build-cssc-dashboard.yml | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/.github/workflows/build-cssc-dashboard.yml b/.github/workflows/build-cssc-dashboard.yml
index da06bbe..b91c317 100644
--- a/.github/workflows/build-cssc-dashboard.yml
+++ b/.github/workflows/build-cssc-dashboard.yml
@@ -65,6 +65,9 @@ jobs:
       - name: Set up ORAS
         uses: oras-project/setup-oras@38de303aac69abb66f3e6255b7198bff35f323e3 # v2.0.0
 
+      - name: Set up crane
+        uses: imjasonh/setup-crane@31b88efe9de28ae0ffa220711af4b60be9435f6e # v0.4
+
       - name: Log in to GHCR
         env:
           GHCR_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -300,6 +303,21 @@ jobs:
           run-id: ${{ github.run_id }}
           run-attempt: ${{ github.run_attempt }}
 
+      - name: Stage image index graph event
+        # Multi-arch builds: link the pushed index to its per-platform children
+        # (single-arch builds stage nothing, matching mirror/promote).
+        if: ${{ steps.build.outputs.image-digest != '' }}
+        uses: ./.github/actions/stage-image-index-events
+        with:
+          ref: ghcr.io/toddysm/apps/cssc-dashboard/${{ matrix.service }}
+          digest: ${{ steps.build.outputs.image-digest }}
+          tag: ${{ steps.build.outputs.tag-build }}
+          output-dir: ${{ runner.temp }}/graph-events
+          workflow: ${{ github.workflow }}
+          run-url: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
+          run-id: ${{ github.run_id }}
+          run-attempt: ${{ github.run_attempt }}
+
       - name: Stage tag observation graph event (${{ steps.build.outputs.tag-major }})
         if: ${{ steps.build.outputs.image-digest != '' }}
         uses: ./.github/actions/build-graph-event