feat: half-way bulk upload support.

package.json

@@ -27,6 +27,7 @@
     "@ts-rest/react-query": "^3.51.0",
     "@types/cors": "^2.8.17",
     "@types/express": "^4.0.0",
+    "@types/lodash-es": "^4.17.12",
     "@types/multer": "^1.4.12",
     "@types/node": "^22.10.5",
     "@types/react": "^18.0.0",
@@ -36,6 +37,7 @@
     "concurrently": "^9.1.2",
     "date-fns": "^4.1.0",
     "jotai": "^2.11.0",
+    "lodash-es": "^4.17.21",
     "material-react-table": "^3.1.0",
     "openapi3-ts": "^4.4.0",
     "react": "^18.0.0",