Potential experiments

Merge remote-tracking branch 'origin/canary' into canary

fix(api): stop exporting unused worker heartbeat symbols (#2334)

fix(desktop): update rtrb past the double free advisory (#2336)

fix(admin): mark the crate unpublished so cargo deny passes (#2335)

fix(chat): unable to favorite forwarded gifs, fixes #718

fix(chat): gif picker favorites opened saved media tab, fixes #724

fix(desktop): update rtrb past the double free advisory

fix(admin): mark the crate unpublished so cargo deny passes

perf(chat): stable keys and batched decode

Merge remote-tracking branch 'origin/canary' into canary

fix(desktop): restore offline Flatpak builds (#2332)

docs(operator): refresh the bundle pin and tunnel setup (#2333)

docs(operator): refresh the bundle pin and tunnel setup

feat(ci): pin releases to an immutable image set (#2327)

fix(self-hosting): correct compose probes and origins (#2330)

fix(api): dead-letter retired worker task types (#2323)

fix(api): survive transient database errors in the worker (#2326)

fix(kv): align rust and typescript schema migration (#2328)

fix(app-proxy): separate readiness from liveness (#2322)

fix(config): carry the public port into derived endpoints (#2329)