Update file upload handling to use Busboy for improved efficiency

Replace Multer with Busboy for multipart/form-data parsing in the webhook endpoint, enhancing file handling and dependency management.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: cfbfe47c-0c9a-4ebf-8a41-2937407eccff
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/cfbfe47c-0c9a-4ebf-8a41-2937407eccff/0kKwZtc

package.json

@@ -43,12 +43,13 @@
     "@radix-ui/react-tooltip": "^1.2.0",
     "@tanstack/react-query": "^5.60.5",
     "@types/bcrypt": "^6.0.0",
+    "@types/busboy": "^1.5.4",
     "@types/form-data": "^2.2.1",
     "@types/memoizee": "^0.4.12",
-    "@types/multer": "^2.0.0",
     "@types/node-fetch": "^2.6.13",
     "@types/pg": "^8.15.4",
     "bcrypt": "^6.0.0",
+    "busboy": "^1.6.0",
     "caniuse-lite": "^1.0.30001727",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
@@ -70,7 +71,6 @@
     "lucide-react": "^0.453.0",
     "memoizee": "^0.4.17",
     "memorystore": "^1.6.7",
-    "multer": "^2.0.2",
     "nanoid": "^5.1.5",
     "next-themes": "^0.4.6",
     "node-cron": "^4.2.1",