• Read the 'Guidelines'.
• Create a comprehensive plan that a senior engineer can follow. Any absolute paths in your plan MUST take into account any worktrees that may have been created
• Think about edge cases. Add them to the plan.
• Think about questions or areas that require clarity. Add them to the plan.
• Emphasize how you will test your plan.
• Present plan to user.
• Invoke Skill(Planning Documents) to determine document naming (NNN-concept.md pattern).
• Write plan to docs/agent-guide/NNN-concept.md.

Guidelines

Output Location

Write plan to: docs/agent-guide/NNN-concept.md (primary PRD).