Matrix the version check

.github/workflows/check-config.yml

@@ -18,9 +18,36 @@ jobs:
         uses: actions/checkout@v4
       - name: Run yamllint
         uses: frenck/action-yamllint@v1
+  prepare-versions:
+    name: Prepare matrix of versions
+    needs: [yamllint]
+    runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.determine_version.outputs.version }}
+    steps:
+      - name: Check out configuration from Github
+        uses: actions/checkout@v4
+      - name: Determine currently running Home Assistant Core version
+        shell: bash
+        id: determine_version
+        run: |
+          if [[ -f ".HA_VERSION" ]]; then
+            version="[\"$(<'.HA_VERSION')\", \"stable\", \"beta\", \"dev\"]"
+          else
+            echo "::warning ::No specific version found; Using "\
+              "['stable', 'beta', 'dev'] instead. Ensure the '.HA_VERSION' file"\
+              "is in your repository."
+            version="[\"stable\", \"beta\", \"dev\"]"
+          fi
+          echo "version=${version}" >> "$GITHUB_OUTPUT"
+        
   home-assistant:
-    name: Home Assistant Config Check
+    name: Home Assistant Core ${{ matrix.version }} Config Check
+    needs: [yamllint, prepare-versions]
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version: ${{ needs.prepare-versions.outputs.matrix}}
     steps:
       - name: Check out configuration from GitHub
         uses: actions/checkout@v4