Use Python virtual environment to avoid externally-managed-environment error

.gitea/workflows/update-laws.yaml

@@ -25,40 +25,31 @@ jobs:
       - name: Set up Python
         run: |
           python3 --version
-          # Add user bin to PATH for all steps
-          echo 'export PATH="$HOME/.local/bin:$PATH"' >> $GITHUB_ENV
-          export PATH="$HOME/.local/bin:$PATH"
-          # Install pip if not available (without sudo)
-          if ! command -v pip3 &> /dev/null 2>&1 && ! python3 -m pip --version &> /dev/null 2>&1; then
-            # Try curl first, then wget
-            if command -v curl &> /dev/null; then
-              curl -sS https://bootstrap.pypa.io/get-pip.py | python3
-            elif command -v wget &> /dev/null; then
-              wget -qO- https://bootstrap.pypa.io/get-pip.py | python3
-            else
-              echo "Error: Neither curl nor wget available"
-              exit 1
-            fi
-          fi
-          python3 -m pip install --upgrade pip --user
+          # Create virtual environment
+          python3 -m venv venv
+          source venv/bin/activate
+          # Upgrade pip in venv
+          pip install --upgrade pip
+          # Make venv available for all steps
+          echo 'source venv/bin/activate' >> $GITHUB_ENV
 
       - name: Install dependencies
         run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          python3 -m pip install --upgrade pip --user
-          python3 -m pip install -r requirements.txt --user
+          source venv/bin/activate
+          pip install --upgrade pip
+          pip install -r requirements.txt
 
       - name: Run update script
         run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          python3 update_laws.py
+          source venv/bin/activate
+          python update_laws.py
         continue-on-error: true  # Weiterlaufen auch bei Fehlern
 
       - name: Convert XML to Markdown
         if: success() || failure()  # Immer ausführen, auch wenn Update fehlschlug
         run: |
-          export PATH="$HOME/.local/bin:$PATH"
-          python3 xml_to_markdown.py --prod || echo "Konvertierung fehlgeschlagen oder keine Änderungen"
+          source venv/bin/activate
+          python xml_to_markdown.py --prod || echo "Konvertierung fehlgeschlagen oder keine Änderungen"
         continue-on-error: true
 
       - name: Check for changes