fix: include submodules in build

Author: Snazzah

.github/workflows/build.yml

@@ -24,6 +24,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
+        with:
+          submodules: true
 
       - name: Log in to the Container registry
         uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9