Potential experiments

docs: move the reference site to astro starlight (#2527)

feat(admin)!: move the admin api to rest and fix its defects (#2515)

fix(admin): require the admin secret key base at boot (#2514)

chore(app): remove message scheduling and a dead descriptor (#2513)

fix(api): guard the rpc session init test harness route (#2512)

refactor(api)!: drop unused helpers, parameters and a route (#2511)

fix(worker): rebuild the deletion queue and cancel system dms (#2510)

fix(api): gate stream keys by channel type and cover previews (#2509)

chore(sdk): regenerate from OpenAPI

fix(api): handle bad manifests, unfurl errors and the apns key (#2508)

fix(api): batch connection reorders, dispatch on failed recheck (#2507)

fix(api): correct webhook dedupe and the instatus transforms (#2506)

fix(api)!: correct pagination and locking, drop toggle routes (#2505)

fix(api): correct report targets and ticket handling (#2504)

chore(sdk): regenerate from OpenAPI

fix(api): correct user content, read state and harvest paths (#2501)

fix(api): raise coded errors for prerequisites and bounds (#2502)

fix(api): reject unparsable bodies and screen non-form ones (#2503)

fix(api)!: enforce declared rate limits and correct route auth (#2500)

fix(api): correct guild permission and mfa checks (#2499)