Add GitHub's Example JS Action

.github/workflows/linux.yml

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+on: [push]
+
+jobs:
+  hello_world_job:
+    runs-on: ubuntu-latest
+    name: A job to say hello
+    steps:
+      # To use this repository's private action,
+      # you must check out the repository
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Hello world action step
+        uses: ./.github/workflows/opendds-action
+        id: hello
+        with:
+          who-to-greet: 'Mona the Octocat'
+      # Use the output from the `hello` step
+      - name: Get the output time
+        run: echo "The time was ${{ steps.hello.outputs.time }}"

.github/workflows/opendds-action/.gitignore

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+/node_modules

.github/workflows/opendds-action/action.yml

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+name: 'Hello World'
+description: 'Greet someone and record the time'
+inputs:
+  who-to-greet:  # id of input
+    description: 'Who to greet'
+    required: true
+    default: 'World'
+outputs:
+  time: # id of output
+    description: 'The time we greeted you'
+runs:
+  using: 'node20'
+  main: 'index.js'

.github/workflows/opendds-action/index.js

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+const core = require('@actions/core');
+const github = require('@actions/github');
+
+try {
+  // `who-to-greet` input defined in action metadata file
+  const nameToGreet = core.getInput('who-to-greet');
+  console.log(`Hello ${nameToGreet}!`);
+  const time = (new Date()).toTimeString();
+  core.setOutput("time", time);
+  // Get the JSON webhook payload for the event that triggered the workflow
+  const payload = JSON.stringify(github.context.payload, undefined, 2)
+  console.log(`The event payload: ${payload}`);
+} catch (error) {
+  core.setFailed(error.message);
+}

.github/workflows/opendds-action/package.json

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+{
+  "name": "opendds-action",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@actions/core": "^1.10.1",
+    "@actions/github": "^6.0.0"
+  }
+}