v0.9.1

Per-channel skill toggle (#111)

• New /skills disable name... and /skills enable name... commands to toggle skills per channel
• /skills disable all / /skills enable all for bulk toggle
• Disabled skills persisted in SQLite and passed to SDK on session create/resume- /skills display now groups into
• Substring matching with ambiguity detection

Stream content preservation (#110)

• Fix multi-turn responses losing content when empty assistant.message events overwrote the stream
• Fix turn_start not finalizing orphaned content from the previous turn
• Fix flushUpdate timer stalling when pending update was empty