- Fix tag using category_color instead of its own color when editing
- Add FormData auto-detection interceptor in client.ts (root cause of 422)
- Remove redundant Content-Type overrides from all 5 upload endpoints
- Fix falsy id check (id: 0 treated as null) with strict comparison
- Await invalidateQueries to prevent stale dropdown data
- ColoredItemCombobox component with search, color swatches, inline creation
- Replace text inputs with combobox dropdowns for category and tag selection
- API methods for categories/tags CRUD
- TypeScript types for NewsCategory, NewsTag
- i18n keys for combobox (ru, en)
- Register DOMPurify hooks at module init (not per sanitizeHtml call)
- Always set iframe allow attribute (not conditional on existing)
- Add AbortController to featured image upload for unmount cleanup
- Check defaultPrevented in React onDrop to prevent double upload with TipTap
- Remove explicit Content-Type header on upload (axios auto-sets boundary)
- uploadCount: always decrement in finally (prevent permanent uploading state)
- AbortSignal: pass to actual HTTP request (cancel network, not just UI)
- Concurrent uploads: use Set<AbortController> instead of single ref
- DOMPurify hooks: scope inside sanitizeHtml() to avoid global pollution
- Video src: restrict to HTTPS only (was allowing HTTP)
- GIF: remove from accept attributes (backend rejects GIF)
- Ref mutation: move handleMediaUploadRef update to useEffect
