Function generate_module_files 

pub fn generate_module_files(
    resource_dir: &Path,
    datatypes_dir: &Path,
    extensions_dir: &Path,
    primitives_dir: &Path,
    traits_dir: &Path,
    bindings_dir: &Path,
    profiles_dir: &Path,
) -> Result<()>

Generate mod.rs files for each module directory