Atomic checklists for phases 0–13 so agents can run the AGENTS.md cycle without re-deriving scope from SPEC.
Co-authored-by: Cursor <cursoragent@cursor.com>
Introduce AGENTS.md, TODO maintenance rules, BACKLOG, and Cursor rules
so agents can run the full cycle: changes, review, fixes, and commits.
Co-authored-by: Cursor <cursoragent@cursor.com>