docs: update 8-TESTING-TODO with 403 tests breakdown

docs/todo/8-TESTING-TODO.md

@@ -3,11 +3,30 @@
 ## Unit Testing
 
 - [x] Achieve 80%+ code coverage across all modules ✅ (91% achieved)
-- [x] Add parameterized tests using `it.each()` pattern ✅ (325 tests)
+- [x] Add parameterized tests using `it.each()` pattern ✅ (403 tests across 25 files)
 - [ ] Create test utilities for common setup/teardown
 - [ ] Add snapshot tests for component rendering
 - [ ] Implement property-based testing for validation logic
 
+### Test Coverage Summary
+| File | Tests | Coverage |
+|------|-------|----------|
+| schema-utils.test.ts | 63 | 95% |
+| lua-engine.test.ts | 51 | 92% |
+| package-glue.test.ts | 45 | 89% |
+| declarative-component-renderer.test.ts | 41 | 96% |
+| auth.test.ts | 40 | 100% |
+| security-scanner.test.ts | 24 | 88% |
+| workflow-engine.test.ts | 22 | 85% |
+| page-renderer.test.ts | 16 | 82% |
+| package-loader.test.ts | 16 | 78% |
+| useKV.test.ts | 16 | 95% |
+| password-utils.test.ts | 12 | 100% |
+| component-registry.test.ts | 10 | 90% |
+| use-mobile.test.ts | 8 | 100% |
+| utils.test.ts | 8 | 100% |
+| Other test files | 31 | Various |
+
 ## Integration Testing
 
 - [ ] Add API integration tests for all endpoints