- Fix session ID detection in cmd_start to exclude pm_agent_session_id (prevents forked sessions from getting same ID as pm-agent) - Add extract_issue_ref_from_message function for parsing issue refs from short format (git.fbrns.co/user/repo#123) or URLs - Update cmd_delegate to call cmd_start when issue ref is found - Pass GITEA_TOKEN to opencode run for API access - Fixes #81