add: base href in index.html

Author: debojitsaha

index.html

@@ -4,6 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/woc.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <base href="/">
     <title>Winter of Code</title>
     <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Inter:wght@800&display=swap">
   </head>