feat(core,mcp): TTL, retract, claim, receipts, coalesce for task messages#64

NagyVikt merged 1 commit intomainrecodeee/colony:mainfrom

agent/claude/msg-system-ttl-retract-receipts-blocking-2026-04-25-13-16recodeee/colony:agent/claude/msg-system-ttl-retract-receipts-blocking-2026-04-25-13-16Copy head branch name to clipboard