Add rate limiter

package-lock.json

@@ -18,6 +18,7 @@
         "dotenv": "^8.2.0",
         "expo-server-sdk": "^3.6.0",
         "express": "^4.17.1",
+        "express-rate-limit": "^7.5.0",
         "mongodb": "^3.6.3",
         "nodemailer": "^6.6.3",
         "object-hash": "^3.0.0",
@@ -1277,6 +1278,21 @@
         "node": ">= 0.10.0"
       }
     },
+    "node_modules/express-rate-limit": {
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-7.5.0.tgz",
+      "integrity": "sha512-eB5zbQh5h+VenMPM3fh+nw1YExi5nMr6HUCR62ELSP11huvxm/Uir1H1QEyTkk5QX6A58pX6NmaTMceKZ0Eodg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/express-rate-limit"
+      },
+      "peerDependencies": {
+        "express": "^4.11 || 5 || ^5.0.0-beta.1"
+      }
+    },
     "node_modules/fast-safe-stringify": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/fast-safe-stringify/-/fast-safe-stringify-2.1.1.tgz",
@@ -4560,6 +4576,12 @@
         "vary": "~1.1.2"
       }
     },
+    "express-rate-limit": {
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-7.5.0.tgz",
+      "integrity": "sha512-eB5zbQh5h+VenMPM3fh+nw1YExi5nMr6HUCR62ELSP11huvxm/Uir1H1QEyTkk5QX6A58pX6NmaTMceKZ0Eodg==",
+      "requires": {}
+    },
     "fast-safe-stringify": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/fast-safe-stringify/-/fast-safe-stringify-2.1.1.tgz",