Automatically label PRs (#9418)

* Automatically label and merge PRs

build/actions/AutoLabel/src/index.ts

@@ -0,0 +1,37 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { Toolkit } from 'actions-toolkit';
+
+const tools = new Toolkit({
+	event: 'issue_comment',
+	secrets: ['GITHUB_TOKEN']
+});
+
+const label = tools.inputs.label || 'Port Request';
+
+async function run() {
+	try {
+		let prNumber = tools.context.payload?.pull_request?.number;
+
+		if (prNumber === undefined) {
+			console.error('PR Number was undefined');
+			tools.log.error('PR Number was undefined');
+			return;
+		}
+
+		tools.github.issues.addLabels({
+			...tools.context.repo,
+			labels: [label],
+			issue_number: prNumber
+		});
+
+	} catch (ex) {
+		console.error(ex);
+		tools.log.error(ex);
+	}
+}
+
+run();