Add investor startup sequence

Source/AgrarianGame/AgrarianDemoNoticeActor.h

@@ -0,0 +1,42 @@
+// Copyright Pacificao. All Rights Reserved.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "GameFramework/Actor.h"
+#include "AgrarianDemoNoticeActor.generated.h"
+
+class UAgrarianDemoNoticeWidget;
+
+UCLASS()
+class AGRARIANGAME_API AAgrarianDemoNoticeActor : public AActor
+{
+	GENERATED_BODY()
+
+public:
+	AAgrarianDemoNoticeActor();
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Demo")
+	TSubclassOf<UAgrarianDemoNoticeWidget> NoticeWidgetClass;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Demo", meta = (ClampMin = "1.0"))
+	float NoticeDurationSeconds = 9.0f;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Demo")
+	FText VersionLabel = FText::FromString(TEXT("Investor Demo v0.01"));
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Demo")
+	FText DemoNotice = FText::FromString(TEXT("Beta prototype build - not for public distribution"));
+
+protected:
+	virtual void BeginPlay() override;
+
+private:
+	UPROPERTY()
+	TObjectPtr<UAgrarianDemoNoticeWidget> ActiveNoticeWidget;
+
+	FTimerHandle RemoveNoticeTimerHandle;
+
+	void RemoveNotice();
+};
+