Middleware validator using zod schema

api/package-lock.json

@@ -12,6 +12,7 @@
         "drizzle-orm": "^0.44.2",
         "drizzle-zod": "^0.8.2",
         "express": "^5.1.0",
+        "lodash": "^4.17.21",
         "mysql2": "^3.14.1",
         "zod": "^3.25.74"
       },
@@ -1697,6 +1698,12 @@
       "integrity": "sha512-Ks/IoX00TtClbGQr4TWXemAnktAQvYB7HzcCxDGqEZU6oCmb2INHuOoKxbtR+HFkmYWBKv/dOZtGRiAjDhj92g==",
       "license": "MIT"
     },
+    "node_modules/lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+      "license": "MIT"
+    },
     "node_modules/long": {
       "version": "5.3.2",
       "resolved": "https://registry.npmjs.org/long/-/long-5.3.2.tgz",