Cherry pick try-catch block to output results if build is failing (#90)

src/index.js

@@ -16,6 +16,7 @@ async function action() {
   } = Input.getFromUser();
   const baseImage = ImageTag.createForBase({ version: unityVersion, customImage });
 
+  try {
     // Build docker image
     const actionImage = await Docker.build({ path: actionFolder, dockerfile, baseImage });
 
@@ -29,9 +30,10 @@ async function action() {
       useHostNetwork,
       customParameters,
     });
-
+  } finally {
     // Set output
     await Output.setArtifactsPath(artifactsPath);
+  }
 }
 
 action().catch(error => {