fix: try to create directories if they don't exist

server/src/core/traintastic.cpp

@@ -70,6 +70,9 @@ Traintastic::Traintastic(const std::filesystem::path& dataDir) :
       console->notice(id, "Created new world");
     }}
 {
+  if(!std::filesystem::is_directory(m_dataDir))
+    std::filesystem::create_directories(m_dataDir);
+
   //m_interfaceItems.add(mode);
   m_interfaceItems.add(console);
   m_interfaceItems.add(settings);

server/src/core/worldlist.cpp

@@ -33,6 +33,9 @@ WorldList::WorldList(const std::filesystem::path& path) :
   Object(),
   m_path{path}
 {
+  if(!std::filesystem::is_directory(m_path))
+    std::filesystem::create_directories(m_path);
+
   buildIndex();
 }