feat: Phase 1 foundation - schema, auth, realtime, shell

- Rewrote Drizzle schema: 20 tables with enums, relations, indexes
- Generated migration with DROP TABLE records (v1 EAV removal)
- Added passkey auth routes (register/login)
- Added requireWorkspaceAccess helper
- Added seedDefaultData for Personal workspace + welcome note
- Updated SSE endpoint for v2 entities + workspace_id filtering
- Created recordActivity helper (insert + pg_notify)
- Updated sidebar: Graph replaces Reports, removed Analytics
- Updated command palette for v2 entities
- Created AGENTS.md with locked contract
- Created llm-wiki scaffold (5 stubs)
- Added inline AGENT INSTRUCTION comments to all 50 API route files
- Fixed globals.css border-border class conflict
- Updated database.ts stub for v1 compatibility

apps/web/components/sidebar.tsx

@@ -10,9 +10,8 @@ import {
   Flame,
   FolderKanban,
   NotebookPen,
-  FileBarChart,
+  Share2,
   CalendarDays,
-  BarChart3,
   Bot,
   Settings,
   ChevronLeft,
@@ -41,9 +40,8 @@ const navItems = [
   { href: '/habits', label: 'Habits', icon: Flame },
   { href: '/projects', label: 'Projects', icon: FolderKanban },
   { href: '/notes', label: 'Notes', icon: NotebookPen },
-  { href: '/reports', label: 'Reports', icon: FileBarChart },
+  { href: '/graph', label: 'Graph', icon: Share2 },
   { href: '/calendar', label: 'Calendar', icon: CalendarDays },
-  { href: '/analytics', label: 'Analytics', icon: BarChart3 },
 ];
 
 const workspaceItems = [