Add CI for rodman entrypoint

.github/workflows/basic-ci.yaml

@@ -27,6 +27,25 @@ jobs:
   cli_smoke_tests:
     name: CLI smoke tests
     runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        python-version: [3.8, '3.x']
+        executable_name: [rocker, rodman]
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Check main runs
+      run: |
+        ${{ matrix.executable_name }} ubuntu 'true'
+    - name: Check rocker help
+      run: |
+        ${{ matrix.executable_name }} -h
+  test_helper_functions:
+    name: Test Helper Functions
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         python-version: [3.8, '3.x']
@@ -46,10 +65,3 @@ jobs:
     - name: Check detector help
       run: |
         detect_docker_image_os ubuntu -h
-    - name: Check main runs
-      run: |
-        rocker ubuntu 'true'
-    - name: Check rocker help
-      run: |
-        rocker -h
-