chore: release main

[band-release-please-public]

🤖 I have created a release beep boop

band-sdk: 3.1.0

3.1.0 (2026-09-07)

Features

• Add room-task-board capability to band-sdk-python (#606) (57950f6)
• adopt band-sdk-core's one-shot delivery lifecycle (INT-1328) (#604) (c4d4af4)
• Capability.FILES support across every adapter (#600) (2488008)
• integrate band-sdk-core RoomRoster into RoomPresence (#589) (932f971)
• integrate band-sdk-core SubscriptionTracker into BandLink (#585) (4d96783)
• self-registration boot flow for sandboxed agents (#586) (37ef68e)
• websocket: add heartbeat dead-threshold watchdog (#595) (4182215)

Bug Fixes

• add a2a-sdk to dev-crewai/dev-parlant extras (INT-1400) (#616) (4a0b90b)
• BandLink.is_room_subscribed() can go stale after a Phoenix topic rejoin failure (#593) (d5d1745)
• build crewai turn prompt as one string, not a list CrewAI flattens (INT-1402) (#619) (46d00b8)
• flaky control-signal timeouts; bump band-sdk-core to 1.0.1 (#592) (5230135)
• Isolate self-hosted Letta MCP tool storage per adapter instance (#610) (c40b753)
• patch build_adapter at its provisioning.py use site (#618) (c69c1d4)
• replace_uuid_mentions falls back to name when handle is null (#598) (09c6448)
• report always-skipped file/image E2E cells as N/A, not missing (#615) (835fa0f)
• report OpenCode tool_call args from a non-PENDING frame (INT-1403) (#620) (591faea)
• treat CrewAI's empty final answer as a finished turn, not a failure (#621) (4f62a19)

band-mcp: 2.2.0

2.2.0 (2026-09-07)

Features

• Add room-task-board capability to band-sdk-python (#606) (57950f6)
• Capability.FILES support across every adapter (#600) (2488008)

Bug Fixes

• bump band-mcp's band-sdk floor to 3.0.0 (#582) (4dce083)

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