# Day 1 Operator Checklist

Use this checklist while running Codex.

## Before starting

- [ ] Extract latest full ZIP.
- [ ] Open repo in development environment.
- [ ] Ensure Docker/Postgres/PostGIS are available if implementation reaches DB stage.
- [ ] Provide Codex with `prompts/codex/day-1/00_START_HERE.md`.

## During each pass

- [ ] Codex read required docs.
- [ ] Codex changed only pass-relevant files.
- [ ] Codex ran validation or explained why not.
- [ ] Codex updated execution log.
- [ ] Codex reported changed files.
- [ ] Codex did not silently change architecture.

## After Day 1

- [ ] Backend starts or documented blocker exists.
- [ ] Frontend starts/builds or documented blocker exists.
- [ ] API contracts match actual behavior.
- [ ] TODO reflects reality.
- [ ] CHANGELOG updated.
- [ ] Next pass is clear.