Add example GitHub action

Author: dddlr

.github/actions/task-checklist/action.yml

@@ -0,0 +1,9 @@
+name: Task Checklist
+inputs:
+  content:
+    description: 'Content of the PR description'
+    required: true
+    default: ''
+runs:
+  using: 'node20'
+  main: 'index.js'

.github/actions/task-checklist/index.js

@@ -0,0 +1,13 @@
+const core = require('@actions/core');
+const github = require('@actions/github');
+
+try {
+  const body = github.context.payload.pull_request?.body;
+  console.log(body);
+  // Fetch the value of the input 'who-to-greet' specified in action.yml
+  const nameToGreet = core.getInput('who-to-greet');
+  console.log(`Hello ${nameToGreet}!`);
+} catch (error) {
+  // Handle errors and indicate failure
+  core.setFailed(error.message);
+}

.github/actions/task-checklist/package.json

@@ -0,0 +1,7 @@
+{
+  "name": "task-checklist",
+  "private": "true",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "Apache-2.0"
+}

.github/workflows/task-checklist.yml

@@ -0,0 +1,14 @@
+name: Run task checklist
+
+on:
+  check_run:
+  pull_request:
+    types: [opened, synchronize, edited, reopened]
+
+jobs:
+  task-checklist:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: ./.github/actions/task-checklist/action.yml
+        with:
+          repo-token: '${{ secrets.GITHUB_TOKEN }}'