feat: add allow_unauthenticated input to treat 401 errors as success

action.js

@@ -17,6 +17,7 @@ const waitForUrl = async ({
   vercelPassword,
   protectionBypassHeader,
   path,
+  allowUnauthenticated,
 }) => {
   const iterations = calculateIterations(
     maxTimeout,
@@ -59,6 +60,12 @@ const waitForUrl = async ({
         console.log(
           `GET status: ${e.response.status}. Attempt ${i} of ${iterations}`
         );
+
+        // If allowUnauthenticated is true and we get a 401, treat it as success
+        if (allowUnauthenticated && e.response.status === 401) {
+          console.log('Received 401 status code, treating as success due to allow_unauthenticated setting');
+          return;
+        }
       } else if (e.request) {
         console.log(
           `GET error. A request was made, but no response was received. Attempt ${i} of ${iterations}`
@@ -291,6 +298,7 @@ const run = async () => {
     const ENVIRONMENT = core.getInput('environment');
     const MAX_TIMEOUT = Number(core.getInput('max_timeout')) || 60;
     const ALLOW_INACTIVE = core.getBooleanInput('allow_inactive');
+    const ALLOW_UNAUTHENTICATED = core.getBooleanInput('allow_unauthenticated');
     const PATH = core.getInput('path') || '/';
     const CHECK_INTERVAL_IN_MS =
       (Number(core.getInput('check_interval')) || 2) * 1000;
@@ -377,6 +385,7 @@ const run = async () => {
       vercelPassword: VERCEL_PASSWORD,
       protectionBypassHeader: VERCEL_PROTECTION_BYPASS_HEADER,
       path: PATH,
+      allowUnauthenticated: ALLOW_UNAUTHENTICATED,
     });
   } catch (error) {
     core.setFailed(error.message);

action.yml

@@ -31,6 +31,10 @@ inputs:
     description: 'The path to check. Defaults to the index of the domain'
     default: '/'
     required: false
+  allow_unauthenticated:
+    description: 'Allow unauthenticated access (401 errors) to be treated as success. Useful when deployment is complete but authentication is not configured.'
+    default: 'false'
+    required: false
 
 outputs:
   url: