Changed CORS options.

index.js

@@ -84,7 +84,7 @@ app.get("/generateSignedURL", (req, res) => {
 
     const [url] = await bucket.file(filename).getSignedUrl(options);
 
-    console.log(`The signed url for ${filename} is ${url}.`);
+    console.log(`The signed url is ${url}.`);
     res.send(url);
   }
   generateSignedUrl().catch(console.error);

marketalarm-cors.json

@@ -1,8 +1,8 @@
 [
   {
-    "maxAgeSeconds": 3600,
+    "origin": ["http://localhost"],
-    "method": ["*"],
+    "responseHeader": ["Content-Type"],
-    "origin": ["*"],
+    "method": ["GET", "HEAD", "DELETE"],
-    "responseHeader": ["*"]
+    "maxAgeSeconds": 3600
   }
 ]