Defer TTL-expired catalog refresh off the read path - #1615

Draft

RhysSullivan wants to merge 8 commits into

fix/tools-sync-lifecyclefrom

fix/tools-sync-defer

Commits on Aug 16, 2026

Defer a tools read's expired catalog refresh to the host
RhysSullivan
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955dd90
Forward the deferred tool-sync seam through HostConfig
RhysSullivan
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d5459f4
Run deferred tool syncs off the request on local, self-host and cloudflare
RhysSullivan
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936f95e
Defer MCP session tool syncs to waitUntil and pin the HTTP plane as inline
RhysSullivan
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2f2c2b0
Cover the deferred refresh against a real MCP server
RhysSullivan
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037005c
Document the deferred sync counters and span
RhysSullivan
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0954637
let interrupts through the deferred tool sync, and count an inline expired batch
RhysSullivan
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ad0b3a5
bound the deferred telemetry flush and correct the defer comments
RhysSullivan
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ad87861