Recursively checkout its

Author: GabrielFleischer

.github/workflows/build.yml

@@ -53,7 +53,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
-          submodules: true
+          submodules: recursive
       - uses: jdx/mise-action@d6e32c1796099e0f1f3ac741c220a8b7eae9e5dd # v3.2.0
         with:
           version: 2025.7.12