feat(poweruser): saved views + editor slash commands + status bar

- Saved views store (Zustand + localStorage) with CRUD
- Save/apply/delete views in tasks filter bar
- TipTap slash command menu (headings, lists, code, divider, wikilink)
- Wikilink autocomplete with [[ trigger and note search
- StatusBar: SSE status, active domain, ⌘K hint, collapsible
- StatusBar + QuickCapture mounted in _app layout

apps/web/package.json

@@ -43,6 +43,7 @@
     "@tanstack/react-query": "^5.62.0",
     "@tanstack/react-router": "^1.98.0",
     "@tanstack/react-table": "^8.21.3",
+    "@tiptap/core": "^3.29.2",
     "@tiptap/extension-code-block-lowlight": "^3.29.2",
     "@tiptap/extension-link": "^3.29.2",
     "@tiptap/extension-mention": "^3.29.2",