Merge pull request #89 from jhildenbiddle/vercel-dev-branch-preview

Prevent Vercel deployments from being indexed

Author: jhildenbiddle

middleware.js

@@ -19,6 +19,9 @@ export default async function middleware(request) {
 
     return new Response(previewHTML, {
         status: 200,
-        headers: { 'content-type': 'text/html' },
+        headers: {
+            'content-type': 'text/html',
+            'x-robots-tag': 'noindex'
+        },
     });
 }

vercel.json

@@ -1,9 +1,17 @@
 {
+    "headers": [
+        {
+            "source": "/(.*)",
+            "headers": [
+                { "key": "x-robots-tag", "value": "noindex" }
+            ]
+        }
+    ],
     "redirects": [
         { "source": "/", "destination": "/preview/" }
     ],
     "rewrites": [
         { "source": "/preview/CHANGELOG.md", "destination": "/CHANGELOG.md" },
         { "source": "/preview/:path*", "destination": "/docs/:path*" }
     ]
-}
+}