[nostalgia/core] Make Context never move

src/nostalgia/core/glfw/core.cpp

@@ -37,15 +37,15 @@ static void handleGlfwKeyEvent(GLFWwindow *window, int key, int, int action, int
 	}
 }
 
-ox::Result<Context> init(ox::FileSystem *fs) noexcept {
-	Context ctx;
-	ctx.rom = fs;
+ox::Result<ox::UniquePtr<Context>> init(ox::FileSystem *fs) noexcept {
+	auto ctx = ox::make_unique<Context>();
+	ctx->rom = fs;
 	const auto id = new GlfwImplData;
-	ctx.setWindowerData(id);
+	ctx->setWindowerData(id);
 	using namespace std::chrono;
 	id->startTime = duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
 	glfwInit();
-	oxReturnError(initGfx(&ctx));
+	oxReturnError(initGfx(ctx.get()));
 	glfwSetKeyCallback(id->window, handleGlfwKeyEvent);
 	return ctx;
 }