no idea what i did

server/package-lock.json

@@ -26,6 +26,7 @@
       "devDependencies": {
         "@types/bcryptjs": "^2.4.2",
         "@types/config": "^3.3.0",
+        "@types/cors": "^2.8.17",
         "@types/express": "^4.17.17",
         "@types/gravatar": "^1.8.3",
         "@types/jsonwebtoken": "^9.0.2",
@@ -116,6 +117,16 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/cors": {
+      "version": "2.8.17",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.17.tgz",
+      "integrity": "sha512-8CGDvrBj1zgo2qE+oS3pOCyYNqCPryMWY2bGfwA0dcfopWGgxs+78df0Rs3rc9THP4JkOhLsAa+15VdpAqkcUA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/express": {
       "version": "4.17.17",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.17.tgz",
@@ -552,6 +563,7 @@
       "version": "2.8.5",
       "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
       "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "license": "MIT",
       "dependencies": {
         "object-assign": "^4",
         "vary": "^1"
@@ -2209,6 +2221,15 @@
         "@types/node": "*"
       }
     },
+    "@types/cors": {
+      "version": "2.8.17",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.17.tgz",
+      "integrity": "sha512-8CGDvrBj1zgo2qE+oS3pOCyYNqCPryMWY2bGfwA0dcfopWGgxs+78df0Rs3rc9THP4JkOhLsAa+15VdpAqkcUA==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@types/express": {
       "version": "4.17.17",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.17.tgz",