collect generator voxel fragments to directory

src/content/ContentLoader.hpp

@@ -55,7 +55,7 @@ class ContentLoader {
 public:
     ContentLoader(ContentPack* pack, ContentBuilder& builder);
 
-    bool fixPackIndices(
+    static bool fixPackIndices(
         const fs::path& folder,
         dv::value& indicesRoot,
         const std::string& contentSection

src/content/loading/GeneratorLoader.cpp

@@ -22,7 +22,7 @@ static VoxelStructureMeta load_structure_meta(
 static std::vector<std::unique_ptr<GeneratingVoxelStructure>> load_structures(
     const fs::path& structuresFile
 ) {
-    auto structuresDir = structuresFile.parent_path();
+    auto structuresDir = structuresFile.parent_path() / fs::path("fragments");
     auto map = files::read_json(structuresFile);
 
     std::vector<std::unique_ptr<GeneratingVoxelStructure>> structures;

src/logic/scripting/lua/libcore.cpp

@@ -180,12 +180,14 @@ static int l_get_default_generator(lua::State* L) {
 /// @brief Get a list of all world generators
 /// @return A table with the IDs of all world generators
 static int l_get_generators(lua::State* L) {
+    if (content == nullptr) {
+        throw std::runtime_error("content is not initialized");
+    }
     const auto& generators = content->generators.getDefs();
     lua::createtable(L, generators.size(), 0);
 
     int i = 0;
     for (auto& [name, _] : generators) {
-        std::cout << name << std::endl;
         lua::pushstring(L, name);
         lua::rawseti(L, i + 1);
         i++;