Add recursive clone

Author: aobolensk

.github/workflows/pages.yml

@@ -33,6 +33,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
@@ -69,6 +71,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Set up Python
         uses: actions/setup-python@v5
         with: