Feat: 고연전 여부 조회 api 추가

Author: dlwls423

src/main/java/devkor/com/teamcback/domain/koyeon/controller/KoyeonController.java

@@ -23,6 +23,7 @@ public class KoyeonController {
 
     /***
      * 고연전 여부 반환
+     * TODO: 프론트 api 변경 후 삭제 필요
      */
     @GetMapping("")
     @Operation(summary = "고연전 시즌 여부를 t/f로 반환", description = "고연전 시즌 여부를 t/f로 반환")

src/main/java/devkor/com/teamcback/domain/schoolcalendar/controller/SchoolCalendarController.java

@@ -33,4 +33,18 @@ public CommonResponse<GetSchoolCalendarRes> isVacation() {
         return CommonResponse.success(schoolCalendarService.isVacation());
     }
 
+    /***
+     * 고연전 여부 반환
+     */
+    @GetMapping("/koyeon")
+    @Operation(summary = "고연전 여부를 t/f로 반환", description = "고연전 여부를 t/f로 반환")
+    @ApiResponses(value = {
+            @ApiResponse(responseCode = "200", description = "정상 처리 되었습니다."),
+            @ApiResponse(responseCode = "404", description = "Not Found",
+                    content = @Content(schema = @Schema(implementation = CommonResponse.class))),
+    })
+    public CommonResponse<GetSchoolCalendarRes> isKoyeon() {
+        return CommonResponse.success(schoolCalendarService.isKoyeon());
+    }
+
 }

src/main/java/devkor/com/teamcback/domain/schoolcalendar/service/SchoolCalendarService.java

@@ -20,8 +20,14 @@ public class SchoolCalendarService {
      * 방학 여부 반환
      */
     public GetSchoolCalendarRes isVacation() {
-        SchoolCalendar schoolCalendar = findSchoolCalendar(1L);
-        return new GetSchoolCalendarRes(schoolCalendar);
+        return new GetSchoolCalendarRes(findSchoolCalendar(1L));
+    }
+
+    /**
+     * 고연전 여부 반환
+     */
+    public GetSchoolCalendarRes isKoyeon() {
+        return new GetSchoolCalendarRes(findSchoolCalendar(2L));
     }
 
     /**