Bonk frontend changes

src/main.cpp

@@ -5,12 +5,14 @@ int main (int argc, char *argv[]) {
 
     emu.initGraphicsContext();
 
-	if(argc > 1) {
+	if (argc > 1) {
 		auto romPath = std::filesystem::current_path() / argv[1];
 		if (!emu.loadROM(romPath)) {
 			// For some reason just .c_str() doesn't show the proper path
 			Helpers::panic("Failed to load ROM file: %s", romPath.string().c_str());
 		}
+	} else {
+		printf("No ROM inserted! Load a ROM by dragging and dropping it into the emulator window!\n");
 	}
 
 	emu.run();