feat(admin): batch ops, transfer, watermark, usage and qr share pages

Co-Authored-By: Claude Code <noreply@anthropic.com>

apps/admin/package.json

@@ -31,6 +31,7 @@
     "ohash": "^2.0.11",
     "pinia": "^3.0.3",
     "pinia-plugin-persistedstate": "^4.3.0",
+    "qrcode": "^1.5.4",
     "tailwindcss": "^4.1.14",
     "vue": "3.5.22",
     "vue-draggable-plus": "^0.6.0",
@@ -41,6 +42,7 @@
     "@eslint/js": "^9.9.1",
     "@playwright/test": "^1.48.0",
     "@types/node": "^24.0.5",
+    "@types/qrcode": "^1.5.6",
     "@typescript-eslint/eslint-plugin": "^8.3.0",
     "@typescript-eslint/parser": "^8.3.0",
     "@vitejs/plugin-vue": "^6.0.1",