Add initial script

src/index.js

@@ -0,0 +1,48 @@
+const core = require('@actions/core');
+const path = require('path');
+const { exec } = require('@actions/exec');
+
+async function action() {
+  // Path to the project to open with Unity
+  const projectPath = core.getInput('projectPath', {
+    required: false,
+    default: './',
+  });
+
+  // Target platform for the build
+  const buildTarget = core.getInput('buildTarget', {
+    required: false,
+    default: 'WebGL',
+  });
+
+  // Name of the build
+  const buildName = core.getInput('buildName', {
+    required: false,
+    default: 'TestBuild',
+  });
+
+  // Path where build will be stored
+  const buildsPath = core.getInput('buildsPath', {
+    required: false,
+    default: 'build',
+  });
+
+  // Method to execute within unity. Must be static
+  const buildMethod = core.getInput('buildMethod', {
+    required: false,
+    default: '',
+  });
+
+  // Run appropriate docker image with given args
+  await exec(path.join(__dirname, 'run-unity-builder.sh'), [
+    projectPath,
+    buildTarget,
+    buildName,
+    buildsPath,
+    buildMethod,
+  ]);
+}
+
+action().catch(error => {
+  core.setFailed(error.message);
+});