🎨 introduce labels for runner images

to be able to specify what is what more easily

Author: enryH

.github/workflows/cdci.yml

@@ -125,14 +125,18 @@ jobs:
 
   build-executable:
     name: Build executable
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.os.runner }}
     needs:
       - test
       - other-reports
     strategy:
       matrix:
         python-version: ["3.11"]
-        os: ["ubuntu-latest"] #, "macos-13", "macos-latest", "windows-latest",]
+        os:
+          # https://docs.github.com/en/actions/writing-workflows/choosing-what-your-workflow-does/running-variations-of-jobs-in-a-workflow#example-using-a-multi-dimension-matrix
+          - runner: "ubuntu-latest"
+            label: "ubuntu-latest_LTS-x64"
+          # "macos-13", "macos-latest", "windows-latest",]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -147,5 +151,5 @@ jobs:
       - name: Upload executable
         uses: actions/upload-artifact@v4
         with:
-          name: vuegen_gui_${{ matrix.os }}
+          name: vuegen_gui_${{ matrix.os.label }}
           path: gui/dist/