Plan Implementation Overview Execute approved plans with discipline. Each step follows a read-modify-verify loop. Phase checkpoints require human approval. Failures trigger investigation before proceeding. When to Use - After a plan has been approved via the planning phase - For medium and high stakes changes (low stakes can proceed inline) - When structured execution with verification is needed Process 1. Load plan - Validate plan exists and is approved 2. Stakes enforcement - High: halt without plan. Medium: ask. Low: proceed. 3. Worktree isolation - Offer git worktree based on stakes level…