Revert "temporarily only run check/docs/py312 in GHA (previous approach wasn't successfully preventing attempted billing)"

This reverts commit e4c3faf.

Author: softwareengineerprogrammer

.github/workflows/github-actions.yml

@@ -26,61 +26,59 @@ jobs:
             toxpython: 'python3.11'
             tox_env: 'docs'
             os: 'ubuntu-latest'
-
-            # FIXME TEMP
-#          - name: 'py38 (ubuntu)'
-#            python: '3.8'
-#            toxpython: 'python3.8'
-#            python_arch: 'x64'
-#            tox_env: 'py38'
-#            os: 'ubuntu-latest'
-#          - name: 'py39 (ubuntu)'
-#            python: '3.9'
-#            toxpython: 'python3.9'
-#            python_arch: 'x64'
-#            tox_env: 'py39'
-#            os: 'ubuntu-latest'
-#          - name: 'py310 (ubuntu)'
-#            python: '3.10'
-#            toxpython: 'python3.10'
-#            python_arch: 'x64'
-#            tox_env: 'py310'
-#            os: 'ubuntu-latest'
-
+          - name: 'py38 (ubuntu)'
+            python: '3.8'
+            toxpython: 'python3.8'
+            python_arch: 'x64'
+            tox_env: 'py38'
+            os: 'ubuntu-latest'
+            main_only: true
+          - name: 'py39 (ubuntu)'
+            python: '3.9'
+            toxpython: 'python3.9'
+            python_arch: 'x64'
+            tox_env: 'py39'
+            os: 'ubuntu-latest'
+            main_only: true
+          - name: 'py310 (ubuntu)'
+            python: '3.10'
+            toxpython: 'python3.10'
+            python_arch: 'x64'
+            tox_env: 'py310'
+            os: 'ubuntu-latest'
+            main_only: true
 #          - name: 'py310 (windows)'
 #            python: '3.10'
 #            toxpython: 'python3.10'
 #            python_arch: 'x64'
 #            tox_env: 'py310'
 #            os: 'windows-latest'
-
-            # FIXME TEMP
-#          - name: 'py311 (ubuntu)'
-#            python: '3.11'
-#            toxpython: 'python3.11'
-#            python_arch: 'x64'
-#            tox_env: 'py311'
-#            os: 'ubuntu-latest'
-#          - name: 'py311 (macos)'
-#            python: '3.11'
-#            toxpython: 'python3.11'
-#            python_arch: 'x64'
-#            tox_env: 'py311'
-#            os: 'macos-latest'
-#          - name: 'py311 (windows)'
-#            python: '3.11'
-#            toxpython: 'python3.11'
-#            python_arch: 'x64'
-#            tox_env: 'py311'
-#            os: 'windows-latest'
-
+          - name: 'py311 (ubuntu)'
+            python: '3.11'
+            toxpython: 'python3.11'
+            python_arch: 'x64'
+            tox_env: 'py311'
+            os: 'ubuntu-latest'
+          - name: 'py311 (macos)'
+            python: '3.11'
+            toxpython: 'python3.11'
+            python_arch: 'x64'
+            tox_env: 'py311'
+            os: 'macos-latest'
+            main_only: true
+          - name: 'py311 (windows)'
+            python: '3.11'
+            toxpython: 'python3.11'
+            python_arch: 'x64'
+            tox_env: 'py311'
+            os: 'windows-latest'
+            main_only: true
           - name: 'py312 (ubuntu)'
             python: '3.12'
             toxpython: 'python3.12'
             python_arch: 'x64'
             tox_env: 'py312'
             os: 'ubuntu-latest'
-
 #          - name: 'pypy38 (ubuntu)'
 #            python: 'pypy-3.8'
 #            toxpython: 'pypy3.8'
@@ -107,14 +105,22 @@ jobs:
 #            os: 'macos-latest'
 
     steps:
-    - uses: actions/checkout@v4
+    - name: '[skip check]'
+      if: (matrix.main_only == true) && (github.ref != 'refs/heads/main')
+      run: |
+        echo "Job '${{ matrix.name }}' is marked as 'main_only'."
+        echo "Skipping this job because we are not on 'main' branch."
+    - if: (matrix.main_only != true) || (github.ref == 'refs/heads/main')
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - uses: actions/setup-python@v5
+      if: (matrix.main_only != true) || (github.ref == 'refs/heads/main')
       with:
         python-version: ${{ matrix.python }}
         architecture: ${{ matrix.python_arch }}
     - name: install dependencies
+      if: (matrix.main_only != true) || (github.ref == 'refs/heads/main')
       run: |
         python -mpip install --upgrade pip
         python -mpip install --progress-bar=off -r ci/requirements.txt
@@ -123,6 +129,7 @@ jobs:
         tox --version
         pip list --format=freeze
     - name: test
+      if: (matrix.main_only != true) || (github.ref == 'refs/heads/main')
       env:
         TOXPYTHON: '${{ matrix.toxpython }}'
       run: >