New flow: 1. /triage command in Slack (#sandcastle) 2. Creates a discussion thread with agents for each issue in the repo needing triage 3. Resolve discussions one-by-one until issues are marked ready for the agent 4. /implement in Slack 5. Planning agent creates a DAG of all branches based on PR's, with dependencies between PR's if needed 6. Implementer agent works on them all in parallel, each one gets a Slack thread for updates 7. I can re-run /implement any time with new issues for maximum…