Simplified action demo and added one more command.

.github/workflows/mytest.yml

@@ -1,18 +1,15 @@
-name: GitHub Actions Demo
-run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+name: MyActionDemo
+run-name: ${{ github.actor }} testing actions
 on: workflow_dispatch
 jobs:
-  Explore-GitHub-Actions:
+  MyTestJob:
     runs-on: macos-14
     steps:
-      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
-      - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
-      - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
+      - run: echo "EVENT is ${{ github.event_name }}"
+      - run: echo "RUNNER is ${{ runner.os }}"
+      - run: echo "BRANCH is ${{ github.ref }} and REPO is ${{ github.repository }}"
       - name: Check out repository code
         uses: actions/checkout@v4
-      - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
-      - run: echo "🖥️ The workflow is now ready to test your code on the runner."
-      - name: List files in the repository
-        run: |
-          ls ${{ github.workspace }}
-      - run: echo "🍏 This job's status is ${{ job.status }}."
+      - run: ls -l ${{ github.workspace }}
+      - run: brew list
+      - run: echo "STATUS ${{ job.status }}."