feat: refactor camera to react-webcam, add test route, and fix docker volume for ffmpeg

package.json

@@ -86,6 +86,7 @@
     "react-hook-form": "^7.55.0",
     "react-icons": "^5.4.0",
     "react-resizable-panels": "^2.1.7",
+    "react-webcam": "^7.2.0",
     "recharts": "^2.15.2",
     "sharp": "^0.34.4",
     "tailwind-merge": "^2.6.0",