fix: alot of stuff changed. Mostly bugfixxes / architechture changes

lightkeeper/src/main.cpp

@@ -1,4 +1,6 @@
 #include <cstdio>
+#include <stdexcept>
+#include <string>
 #include <SDL.h>
 
 #include "Lightkeeper.h"
@@ -9,8 +11,13 @@ int main(int argc, char* argv[]) {
         SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", SDL_GetError(), nullptr);
         return 1;
     }
-    {
-        std::filesystem::path exeDir = SDL_GetBasePath();
+    try {
+        char* basePath = SDL_GetBasePath();
+        if (basePath == nullptr) {
+            throw std::runtime_error(std::string{"SDL_GetBasePath failed: "} + SDL_GetError());
+        }
+        const std::filesystem::path exeDir = basePath;
+        SDL_free(basePath);
 
         spdlog::set_level(spdlog::level::debug);
 
@@ -24,6 +31,10 @@ int main(int argc, char* argv[]) {
         });
         app.run();
         app.cleanup();
+    } catch (const std::exception& exception) {
+        spdlog::critical("Lightkeeper terminated with an error: {}", exception.what());
+        SDL_Quit();
+        return 1;
     }
 
     SDL_Quit();