chore(#141): remove TODO.md — dev-loop artifact, not project documentation

TODO.md

@@ -1,47 +0,0 @@
-## Dev Loop Status: 2026-05-15 07:02 UTC
-
-**Issue:** #141 — validate-docmap subcommand  
-**Branch:** issue-141  
-**Status:** ✅ READY FOR PR SUBMISSION
-
-### Implementation Complete
-
-- ✅ `cmd/review-bot/validatedocmap.go` — main subcommand implementation (139 lines)
-- ✅ `cmd/review-bot/validatedocmap_test.go` — 9 test cases (all passing)
-- ✅ `review/docmap.go` — exported `FileCoveredByDocMap` helper
-- ✅ `cmd/review-bot/main.go` — integrated `validate-docmap` subcommand
-- ✅ `README.md` — documented subcommand with examples and flags
-
-### Test Results
-
-```
-TestRunValidateDocmap_Clean              ✅
-TestRunValidateDocmap_MissingDocmapFlag  ✅
-TestRunValidateDocmap_BadYAML            ✅
-TestRunValidateDocmap_StaleDocs          ✅
-TestRunValidateDocmap_UncoveredFile      ✅
-TestRunValidateDocmap_BothFailures       ✅
-TestRunValidateDocmap_EmptyStdin         ✅
-TestRunValidateDocmap_BlankLinesSkipped  ✅
-TestRunValidateDocmap_DuplicateDocsDeduped ✅
-```
-
-### Pre-Push Checks
-
-- ✅ All packages pass: `go test ./...` (6/6)
-- ✅ `go vet ./...` — clean
-- ✅ `go build ./cmd/review-bot` — clean
-- ✅ `scripts/check-deps.sh` — pass
-
-### Commits
-
-1. feat(#141): add validate-docmap subcommand
-2. docs(#141): add validate-docmap subcommand to README
-3. fix(#141): use stdinValidateDocmap in Clean test — avoid real os.Stdin dependency
-
-### Next Steps
-
-- [ ] Create PR via gitea-rodin token (title: "feat(#141): add validate-docmap subcommand")
-- [ ] Labels: none yet (AI reviewers will assign)
-- [ ] Link issue #141
-