new api endpoint and api rate limit

ospabhost/backend/package.json

@@ -24,9 +24,11 @@
     "axios": "^1.12.2",
     "bcrypt": "^6.0.0",
     "bcryptjs": "^2.4.3",
+    "compression": "^1.8.1",
     "cors": "^2.8.5",
     "dotenv": "^16.4.5",
     "express": "^4.21.2",
+    "express-rate-limit": "^8.2.1",
     "express-session": "^1.18.2",
     "helmet": "^8.1.0",
     "jsonwebtoken": "^9.0.2",
@@ -48,6 +50,7 @@
   "devDependencies": {
     "@types/bcrypt": "^6.0.0",
     "@types/bcryptjs": "^2.4.6",
+    "@types/compression": "^1.8.1",
     "@types/cors": "^2.8.17",
     "@types/express": "^4.17.23",
     "@types/express-session": "^1.18.2",