Tweaks and error handling

.github/workflows/test.yaml

@@ -7,7 +7,7 @@ on:
 jobs:
   test-action:
     runs-on: nix
-    name: Tests that the action works as expected
+    name: Upload and download test
     steps:
       - name: Create sample file
         run: echo "Hello, world!" > test.txt

index.js

@@ -42,7 +42,13 @@ try {
                 'x-salt-name': use_salt ? 'true' : 'false',
                 'authorization': `Bearer ${token}`
             }
-        }).then(response => { return response.text() })
+        }).then(response => { 
+            if (!response.ok) {
+                console.log("Got response: ", response)
+                throw new Error(`HTTP error! status: ${response.status}`);
+            }
+            return response.text()
+         })
         .then(uri => {
             console.log("Uploaded to: ", uri)
             core.setOutput('uri', uri)