diff --git a/scripts/prebuild.cjs b/scripts/prebuild.cjs
index 0715894..87081e9 100644
--- a/scripts/prebuild.cjs
+++ b/scripts/prebuild.cjs
@@ -23,7 +23,13 @@ publicPackageJson.homepage = packageJson.homepage
 if (packageJson.homepage) {
   // github action outputs. Do not touch.
   console.log('::set-output name=public_url::' + packageJson.homepage)
-  console.log('::set-output name=public_path::' + new URL(packageJson.homepage).pathname)
+  let pathname = ""
+  try {
+    pathname = new URL(packageJson.homepage).pathname
+  } catch {
+    pathname = packageJson.homepage
+  }
+  console.log('::set-output name=public_path::' + pathname)
 }
 
 // log stuff
@@ -57,6 +63,11 @@ function getPublicUrls() {
       VITE_BASE_URL: cdnUrl
     }
   }
+  if (isVercel) {
+    return {
+      VITE_BASE_URL: "/"
+    }
+  }
   // localhost
   console.log('Using empty pubic url')
   return {
diff --git a/vercel.json b/vercel.json
new file mode 100644
index 0000000..df40d62
--- /dev/null
+++ b/vercel.json
@@ -0,0 +1,20 @@
+{
+  "version": 2,
+  "name": "auth",
+  "build": {
+    "env": {
+      "GEN_STATIC_LOCAL": "true",
+      "VITE_REACT_APP_DCL_DEFAULT_ENV": "dev"
+    }
+  },
+  "github": {
+    "silent": true
+  },
+  "redirects": [
+    {
+      "source": "/",
+      "destination": "/auth"
+    }
+  ],
+  "rewrites": [{ "source": "/(.*)", "destination": "/" }]
+}