Add GA workflow to verify the wk package installation (#1214)

* add a GA workflow to verify the wk package installation

* fix wk version lookup

.github/workflows/verify_published.yml

@@ -12,10 +12,31 @@ on:
 jobs:
   verify-published:
     runs-on: ubuntu-latest
-
+    strategy:
+      matrix:
+        python-version: ["3.12", "3.11", "3.10", "3.9"]
+        extras: ["", "[all]"]
     steps:
-      - name: Set up Python
+      - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
-
+        with:
+          python-version: ${{ matrix.python-version }}
 
-
+      - name: Create virtual environment
+        run: |
+          python -m venv .venv
+          source .venv/bin/activate
+
+      - name: Install webknossos
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install webknossos${{ matrix.extras }}
+
+      - name: Verify installation
+        run: |
+          python -c "import webknossos; from webknossos import version; print(f'webknossos version: {version.__version__}')"
+          
+          if [ "${{ matrix.extras }}" = "[all]" ]; then
+            # Verify some of the optional dependencies are available
+            python -c "import tifffile; from pylibCZIrw import czi;"
+          fi