- Normalize task ID comparison in retry logic for consistent lookups
- Use normalized keys in pendingManifestUpdates Map
- Skip manifest_update in ProgressPanel (already handled by tasks.js)
- Clean up existing handler before registering new one in ProgressPanel.init
- Add name-based fallback lookups for sections/children/items when IDs change
- Detect structure changes (section count, children, items, names) and rebuild tree
- Clear progress-empty placeholder before rendering tree
- Add detailed BUILD_TREE logging for debugging
- Add cache-busting version to tasks.js script tag
