Transfer the C completed-response cache lesson into Rails, keeping authentication, room checks and cookies per request. A persistent read-only SQLite observer detects local and foreign commits and rejects racing admission. Whole-page misses render fresh to avoid stale nested fragments; message ETags reflect token-neutral presentation.
* Document other Campfire implementations and benchmarks
* Remeasure README benchmarks with the latest Ruby optimizations
* Shorten the README benchmark context
Nothing in the repository records that unrestricted bot webhook delivery is
deliberate, so the missing private-network guard reads as an oversight next to
the guarded unfurl path. Researchers report it as server-side request forgery,
repeatedly.