- Implement backend tag tree endpoint at /tags/tree with TagTreeNode and
TagTreeResponse models
- Add frontend tag tree decryption logic and wire it into notes
decryption flow
- Fetch and decrypt tag tree in tags.tsx; integrate with tag store
- Add UI toggle for folders vs tags and update Sidebar and Header
- Migrate Home to use store actions for creating notes and folders -
Remove encrypted flag from NoteCreate interface - Add zustand to
frontend dependencies and update package-lock Add Zustand store for
notes