# TASK-001 Changelog

Track all changes made during this task. Update this file as you work.

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## [Date] - [Your Name/Handle]

### Summary
[To be filled in as work progresses]

### Starting Point
- Based on branch: `12-upgrade-dependencies`
- Previous work by: [previous developer]
- Previous commits include:
  - Package.json dependency updates
  - "Update rendering to use non-deprecated react-dom calls"

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## Dependency Fixes

### Package: [package-name]
- **Issue**: [What was wrong]
- **Fix**: [What was changed]
- **File**: `path/to/package.json`

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## React 19 Migration

### File: [filename]
- **Before**: `ReactDOM.render(<App />, element)`
- **After**: `createRoot(element).render(<App />)`
- **Notes**: [Any relevant context]

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## react-instantsearch Migration

### File: HelpCenter.tsx
- **Before**: `import { ... } from 'react-instantsearch-hooks-web'`
- **After**: `import { ... } from 'react-instantsearch'`
- **API Changes**: [List any API differences encountered]

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## Build Fixes

### Error: [Error message]
- **Cause**: [Why it happened]
- **Fix**: [What was changed]
- **File**: `path/to/file`

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## Build Optimizations

### Optimization: [Name]
- **Before**: Build time X seconds
- **After**: Build time Y seconds
- **Change**: [What was optimized]

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## Files Modified
<!-- Update this list as you make changes -->

- [ ] `package.json` (root)
- [ ] `packages/noodl-editor/package.json`
- [ ] `packages/noodl-core-ui/package.json`
- [ ] `packages/noodl-viewer-react/package.json`
- [ ] `packages/noodl-editor/src/editor/src/views/HelpCenter/HelpCenter.tsx`
- [ ] [Add more as needed]

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## Files Created
<!-- List any new files created -->

- None expected for this task

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## Files Deleted
<!-- List any files removed -->

- None expected for this task

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## Breaking Changes

- React 19 requires Node.js 18+ (documented in root package.json engines)
- [Add any other breaking changes discovered]

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## Testing Notes

### Automated Tests
- `npm run test:editor`: [PASS/FAIL] - [Notes]
- `npm run test:platform`: [PASS/FAIL] - [Notes]
- `npx tsc --noEmit`: [PASS/FAIL] - [Notes]

### Manual Tests
- Dev server start: [PASS/FAIL]
- Create project: [PASS/FAIL]
- Node operations: [PASS/FAIL]
- Preview: [PASS/FAIL]
- Help Center search: [PASS/FAIL]
- Hot reload: [PASS/FAIL]

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## Known Issues

<!-- Document any issues discovered that aren't fixed in this task -->

1. [Issue description] - [Will be addressed in TASK-XXX]

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## Follow-up Tasks

<!-- Note any work that should be done in future tasks -->

1. [Follow-up item] - Suggested for TASK-XXX

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## Final Summary

[To be completed when task is done]

**Total files modified**: X
**Total lines changed**: +X / -Y
**Build time**: Before X sec → After Y sec
**Tests**: All passing / X failures
**Confidence**: X/10