fix: change map stats api period to fixed as monthly #110

Author: hyni03

backend/src/main/java/com/example/backend/analysis/controller/CaseStatsController.java

@@ -67,8 +67,8 @@ public ResponseEntity<?> getLocationCaseStats(@RequestParam("period") String per
 
     // 지도용 장소별 사건 수 조회
     @GetMapping("/map")
-    public ResponseEntity<?> getMapCaseStats(@RequestParam("period") String period, HttpSession session) {
-        List<MapCaseStatsResponse> stats = caseStatsService.getMapCaseStats(period, session);
+    public ResponseEntity<?> getMapCaseStats(HttpSession session) {
+        List<MapCaseStatsResponse> stats = caseStatsService.getMapCaseStats(session);
         return ResponseEntity.ok(stats);
     }
 

backend/src/main/java/com/example/backend/analysis/service/CaseStatsService.java

@@ -188,10 +188,10 @@ public List<LocationCaseStatsResponse> getLocationCaseStats(String period, HttpS
     }
 
     // 지도용 장소별 사건 수 조회 (startDate를 계산해 전달)
-    public List<MapCaseStatsResponse> getMapCaseStats(String period, HttpSession session) {
+    public List<MapCaseStatsResponse> getMapCaseStats(HttpSession session) {
         int officeId = getOfficeId(session);
 
-        LocalDateTime startDate = getStartDateFromPeriod(period);
+        LocalDateTime startDate = getStartDateFromPeriod("monthly");
         List<Object[]> results = statsCategoryRepository.findMapCaseStats(startDate);
 
         if (results.isEmpty()) {