Create shooting game mode

Source/MyProject3/SpaceShooterGameMode.h

@@ -0,0 +1,32 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "GameFramework/GameModeBase.h"
+#include "SpaceShooterGameMode.generated.h"
+
+UCLASS()
+class MYPROJECT3_API ASpaceShooterGameMode : public AGameModeBase
+{
+    GENERATED_BODY()
+
+public:
+    ASpaceShooterGameMode();
+
+    virtual void StartPlay() override;
+    virtual void Tick(float DeltaTime) override;
+
+protected:
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Spawning")
+    float EnemySpawnInterval = 3.0f;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Spawning")
+    float SpawnRadius = 2000.0f;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Spawning")
+    int32 MaxEnemies = 5;
+
+private:
+    FTimerHandle EnemySpawnTimer;
+    void SpawnEnemy();
+    FVector GetRandomSpawnLocation();
+};