Adding file next route validation (#100)

* improve middleware next.js

* adding prettier rule in eslint config

---------

Co-authored-by: Marluan Espiritusanto <marluanespiritusanto@gmail.com>

.eslintrc.json

@@ -3,5 +3,13 @@
     "next/core-web-vitals",
     "next",
     "plugin:prettier/recommended"
-  ]
+  ],
+  "rules": {
+    "prettier/prettier": [
+      "error",
+      {
+        "endOfLine": "auto"
+      }
+    ]
+  }
 }

src/middleware.ts

@@ -1,7 +1,15 @@
 import { NextResponse, type NextRequest } from 'next/server';
 
+const isFileRegex = /(api|_next\/static|_next\/image|favicon\.ico|\/_next)/;
+
 export async function middleware(request: NextRequest) {
+  const url = request.nextUrl.clone();
   const response = NextResponse.next();
+
+  if (url.pathname.indexOf('.') != -1 || typeof window !== 'undefined')
+    return response;
+  if (isFileRegex.test(url.pathname)) return response;
+
   const token = request.cookies.get('token');
 
   if (!token || token.value !== process.env.SITE_COOKIE_KEY) {