v2026.9.16.0

## What's Changed
* fix(agent): index agents in search by @ehayes2000 in https://github.com/macro-inc/macro/pull/6376
* chore(agentsmd): update agents database documentation by @whutchinson98 in https://github.com/macro-inc/macro/pull/6378
* feat(sharing): team based document sharing by @whutchinson98 in https://github.com/macro-inc/macro/pull/6294
* feat(agents): group consecutive tool calls into a collapsed row by @ehayes2000 in https://github.com/macro-inc/macro/pull/6380
* fix: various ui issues in new app views by @dev-rb in https://github.com/macro-inc/macro/pull/6381
* Seanaye/feat/channel filter projections by @seanaye in https://github.com/macro-inc/macro/pull/6362
* fix(web): do not post document history for GitHub PR entities by @whutchinson98 in https://github.com/macro-inc/macro/pull/6382
* chore(fusionauth): bump fusionauth version to fix security vulnerability by @whutchinson98 in https://github.com/macro-inc/macro/pull/6386
* fix(connection_gateway): never wait on a websocket that stopped draining by @404Wolf in https://github.com/macro-inc/macro/pull/6385
* fix(documents): record a created document's mentions so References finds it by @gbirman in https://github.com/macro-inc/macro/pull/6339
* feat(calendar): scope recurring event edits to this or all events by @gbirman in https://github.com/macro-inc/macro/pull/6347
* feat(model-entity): add ScheduledAction entity type by @whutchinson98 in https://github.com/macro-inc/macro/pull/6387
* feat(macro_db_client): add initiative tables by @whutchinson98 in https://github.com/macro-inc/macro/pull/6392
* Update star history charts to 4320 stars by @jbecke in https://github.com/macro-inc/macro/pull/6395
* Add Send email button to calendar event details by @jbecke in https://github.com/macro-inc/macro/pull/6394
* feat(channels-view): add favorites rail section by @dev-rb in https://github.com/macro-inc/macro/pull/6379
* feat: wide-ranging UI changes, part II by @peterchinman in https://github.com/macro-inc/macro/pull/6397
* feat(agent): live/background start toggle on the session composer by @ehayes2000 in https://github.com/macro-inc/macro/pull/6383
* Show mentionable shared personas in the agent composer by @ehayes2000 in https://github.com/macro-inc/macro/pull/6384
* fix(ui): update command k for glass world by @sedson in https://github.com/macro-inc/macro/pull/6400
* Seanaye/feat/tauri offline filter by @seanaye in https://github.com/macro-inc/macro/pull/6391
* feat(new-layout): new agents view by @dev-rb in https://github.com/macro-inc/macro/pull/6377
* fix(channels): dedupe reply input nodes by @sedson in https://github.com/macro-inc/macro/pull/6401
* fix: chat provider icons by @peterchinman in https://github.com/macro-inc/macro/pull/6403
* style(md/core): update doc card/preview and add item/preview ui prims by @sedson in https://github.com/macro-inc/macro/pull/6398
* fix(calendar): show an occurrence's own content after a this_event edit by @gbirman in https://github.com/macro-inc/macro/pull/6405
* feat(agent): select repositories and link session PRs in the Magic Chip by @404Wolf in https://github.com/macro-inc/macro/pull/6303
* feat(ai-editing): fast mode for inline edits, one model straight to runCode by @404Wolf in https://github.com/macro-inc/macro/pull/6389
* docs(test): add a single trailing space in the README intro by @404Wolf in https://github.com/macro-inc/macro/pull/6408
* feat(initiatives): Add EntityType Initiative by @whutchinson98 in https://github.com/macro-inc/macro/pull/6393
* feat(ownership): entity_access add bot access source type by @whutchinson98 in https://github.com/macro-inc/macro/pull/6396
* feat(entity_access): add initiative access query, explain, and extractor by @whutchinson98 in https://github.com/macro-inc/macro/pull/6411
* feat(ownership): entity_access_db_utils idempotent typed owner grant helper by @whutchinson98 in https://github.com/macro-inc/macro/pull/6412
* fix(agents): move PR registration rule into shared system instructions by @404Wolf in https://github.com/macro-inc/macro/pull/6410
* bugfix(agents): pr text clobbers by @404Wolf in https://github.com/macro-inc/macro/pull/6409
* feat(initiatives): add Initiative to get_share_permission_id and team_share by @whutchinson98 in https://github.com/macro-inc/macro/pull/6413
* feat(db): add entity ownership table by @whutchinson98 in https://github.com/macro-inc/macro/pull/6414
* fix(email): resolve TRASH label by linkId for multi-inbox by @KevinLaucn in https://github.com/macro-inc/macro/pull/6349
* feat(models_permissions): add initiative share constructor and TeamShareCreation::Initiative by @whutchinson98 in https://github.com/macro-inc/macro/pull/6416
* feat(initiatives): entity_access_db_utils delete_user_entity_access_rows helper by @whutchinson98 in https://github.com/macro-inc/macro/pull/6420
* feat(ownership): entity_registry owning crate for the entity table by @whutchinson98 in https://github.com/macro-inc/macro/pull/6418
* feat(initiatives): crates/initiative scaffold and domain layer models ports service by @whutchinson98 in https://github.com/macro-inc/macro/pull/6424
* fix(calendar): style recurring event scope radios with a design-system RadioGroup by @gbirman in https://github.com/macro-inc/macro/pull/6422
* fix(new-layout): various views and sidebar ui/ux changes by @dev-rb in https://github.com/macro-inc/macro/pull/6426
* feat(ownership): chat register chats in the entity table by @whutchinson98 in https://github.com/macro-inc/macro/pull/6425
* refactor(block-md): deblockify; remove dependency on block system by @dev-rb in https://github.com/macro-inc/macro/pull/6364
* fix: shift clicking items on new views doesn't work as expected by @dev-rb in https://github.com/macro-inc/macro/pull/6430
* fix(channel): fix reply target routing, nits for preview cards, disallow same block in preview and split by @sedson in https://github.com/macro-inc/macro/pull/6428
* feat(layout): drive view update by @sedson in https://github.com/macro-inc/macro/pull/6439
* fix(cursor): accept a terminal status frame, and stop a stuck run killing the session by @404Wolf in https://github.com/macro-inc/macro/pull/6434
* perf(local): stop just run_local redoing work it already did by @404Wolf in https://github.com/macro-inc/macro/pull/6071
* fix(entity_access): shorten source-id cache TTL from 30s to 10s by @whutchinson98 in https://github.com/macro-inc/macro/pull/6427
* feat(projects): register projects in the entity table by @whutchinson98 in https://github.com/macro-inc/macro/pull/6448
* feat(initiative): add PgInitiativeRepo and sqlx tests by @whutchinson98 in https://github.com/macro-inc/macro/pull/6449
* feat(sharing): team sharing for chats by @whutchinson98 in https://github.com/macro-inc/macro/pull/6450
* fix: diffs cause hang by @ehayes2000 in https://github.com/macro-inc/macro/pull/6440
* feat(agents): codex support by @404Wolf in https://github.com/macro-inc/macro/pull/6431
* feat(ownership): documents register documents in the entity table by @whutchinson98 in https://github.com/macro-inc/macro/pull/6454
* feat(tasks-view): inline detail with breadcrumbs by @dev-rb in https://github.com/macro-inc/macro/pull/6442
* fix(cursor): a restated final answer must not strand the session by @404Wolf in https://github.com/macro-inc/macro/pull/6453
* feat: wide-ranging UI changes, part III by @jbecke in https://github.com/macro-inc/macro/pull/6419
* fix(codex): a codex session provisions without a repository url by @404Wolf in https://github.com/macro-inc/macro/pull/6458


**Full Changelog**: https://github.com/macro-inc/macro/compare/v2026.9.14.0...v2026.9.16.0