plan-fix

Investigate bugs and create TDD fix plans in PLANS.md. Creates Linear issues in Todo state.

1. Git Pre-flight Check

Before starting any investigation, verify git status:

git branch --show-current
git status --porcelain

• STOP if NOT on main branch. Tell the user: "Not on main branch. Please switch to main before planning: git checkout main"
• STOP if there are uncommitted changes. Tell the user to commit or stash first.
• Check if behind remote: git fetch origin && git status -uno — STOP if behind.

2. PLANS.md Pre-flight

Check if PLANS.md already exists at the project root: