0962f3a961
- DMS file browser: folder tree + file grid + upload dropzone + search + preview modal - DMS share dialog: user/group share + public share links with password+expiry - DMS bulk actions: bulk move + bulk delete with confirm dialogs - DMS trash view: deleted files list with restore button - Tags: TagPicker on company/contact detail pages (new tabs tab) - Tags: TagCloud + BulkTagDialog for bulk tag assignment - Permissions: share link creation, permission display, copy-link button - API clients: dms.ts, tags.ts, permissions.ts - Routes: /dms, /dms/trash added to router - Sidebar: DMS nav link updated - i18n: de.json + en.json translations for DMS/Tags/Permissions - 33 new tests (5 test files), full regression 276/276 pass - tsc --noEmit: 0 errors, vite build: 252 modules