feat: implement Focus Mode (Speed Read) with swipeable card deck

web/package.json

@@ -11,6 +11,8 @@
   },
   "dependencies": {
     "@tanstack/react-query": "^5.90.20",
+    "@use-gesture/react": "^10.3.1",
+    "framer-motion": "^12.34.0",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "react-router-dom": "^7.13.0",