feat: 이벤트 상태 변환 / 큐 셔플 동적 스케줄러로 전환

* feat: SchedulerConfig 수정

* feat: 스케줄러 리팩토링

* feat: batchsize 설정

* feat: 스케줄러 완성

* feat: 스케줄러 완성

Author: kimeunkyoungg

backend/src/main/java/com/back/api/event/event/EventScheduleEvent.java

@@ -0,0 +1,17 @@
+package com.back.api.event.event;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public class EventScheduleEvent {
+	private final Long eventId;
+	private final EventScheduleType type;
+
+	public enum EventScheduleType {
+		CREATED,
+		UPDATED,
+		DELETED
+	}
+}