API 경로를 /api/v1 접두사로 변경

- EventController: /api/events -> /api/v1/events
- JobController: /api/jobs -> /api/v1/jobs
- 모든 API 엔드포인트 테스트 완료

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

event-service/src/main/java/com/kt/event/eventservice/presentation/controller/EventController.java

@@ -35,7 +35,7 @@ import java.util.UUID;
  */
 @Slf4j
 @RestController
-@RequestMapping("/api/events")
+@RequestMapping("/api/v1/events")
 @RequiredArgsConstructor
 @Tag(name = "Event", description = "이벤트 관리 API")
 public class EventController {

event-service/src/main/java/com/kt/event/eventservice/presentation/controller/JobController.java

@@ -26,7 +26,7 @@ import java.util.UUID;
  */
 @Slf4j
 @RestController
-@RequestMapping("/api/jobs")
+@RequestMapping("/api/v1/jobs")
 @RequiredArgsConstructor
 @Tag(name = "Job", description = "비동기 작업 상태 조회 API")
 public class JobController {