self hosted testing

.github/workflows/sh-generator-windows.yml

@@ -151,6 +151,11 @@ jobs:
         with:
           name: bridge-artifact
           path: ./
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
       
       - name: change appname to custom
         if: env.appname != 'rustdesk'