Switch Action to use node12

action.yml

@@ -36,8 +36,8 @@ inputs:
     default: ${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>
 
 runs:
-  using: 'docker'
-  image: 'Dockerfile'
+  using: 'node12'
+  main: 'index.js'
 
 branding:
   icon: 'git-commit'

index.js

@@ -0,0 +1,13 @@
+const core = require('@actions/core');
+const exec = require('@actions/exec');
+
+async function run() {
+  try {
+    await exec.exec('sh', ['entrypoint.sh']);
+  }
+  catch (error) {
+    core.setFailed(error.message);
+  }
+}
+
+run()