feat: 마이페이지 내가 작성한 카드 조회 (#194)

## #️⃣연관된 이슈

> ex) #이슈번호, #이슈번호

## 📝작업 내용

> 이번 PR에서 작업한 내용을 간략히 설명해주세요(이미지 첨부 가능)

### 스크린샷 (선택)

## 💬리뷰 요구사항(선택)

> 리뷰어가 특별히 봐주었으면 하는 부분이 있다면 작성해주세요
>
> ex) 메서드 XXX의 이름을 더 잘 짓고 싶은데 혹시 좋은 명칭이 있을까요?

Author: 2anizirong

src/main/java/EatPic/spring/domain/card/controller/CardController.java

@@ -151,5 +151,13 @@ public ApiResponse<CardResponse.ProfileCardListDTO> getProfileCardsList(@PathVar
     return ApiResponse.onSuccess(cardService.getProfileCardList(userId, size, cursor));
   }
 
+  @GetMapping("/mypage/feeds")
+  @Operation(summary = "내가 작성한 피드 보기", description = "내가 작성한 피드 전체 조회(미리보기)")
+  public ApiResponse<CardResponse.ProfileCardListDTO> getMyCardsList(HttpServletRequest request,
+                                                                          @RequestParam(required = false) Long cursor,
+                                                                          @RequestParam(defaultValue = "15") int size) {
+    return ApiResponse.onSuccess(cardService.getMyProfileCardList(request, size, cursor));
+  }
+
 
 }

src/main/java/EatPic/spring/domain/card/repository/CardRepository.java

@@ -115,6 +115,10 @@ SELECT ch.hashtag.id, COUNT(ch.card.id)
   Slice<Card> findByUserIdAndIsSharedTrueAndIsDeletedFalseOrderByIdDesc(Long userId, Pageable pageable);
   Slice<Card> findByUserIdAndIsSharedTrueAndIsDeletedFalseAndIdLessThanOrderByIdDesc(Long userId, Long cursor, Pageable pageable);
 
+  Slice<Card> findByUserIdAndIsDeletedFalseOrderByIdDesc(Long userId, Pageable pageable);
+  Slice<Card> findByUserIdAndIsDeletedFalseAndIdLessThanOrderByIdDesc(Long userId, Long cursor, Pageable pageable);
+
+
   @Query("""
   select count(c)
   from Card c

src/main/java/EatPic/spring/domain/card/service/CardService.java

@@ -26,4 +26,5 @@ public interface CardService {
   CardResponse.PagedCardFeedResponseDto getCardFeedByCursor(HttpServletRequest request, Long userId, int size, Long cursor);
   List<RecommendCardResponse> getRecommendedCardPreviews(Long userId);
   CardResponse.ProfileCardListDTO getProfileCardList(Long userId, int size, Long cursor);
+  CardResponse.ProfileCardListDTO getMyProfileCardList(HttpServletRequest request,int size, Long cursor);
 }

src/main/java/EatPic/spring/domain/card/service/CardServiceImpl.java

@@ -264,6 +264,23 @@ public CardResponse.ProfileCardListDTO getProfileCardList(Long userId, int size,
         return CardConverter.toProfileCardList(userId, cardSlice);
     }
 
+    @Override
+    public CardResponse.ProfileCardListDTO getMyProfileCardList(HttpServletRequest request,int size, Long cursor) {
+        User me = userService.getLoginUser(request);
+
+        Slice<Card> cardSlice;
+        Pageable pageable = PageRequest.of(0, size);
+
+        if (cursor == null) {
+            cardSlice = cardRepository.findByUserIdAndIsDeletedFalseOrderByIdDesc(me.getId(), pageable);
+        } else {
+            cardSlice = cardRepository.findByUserIdAndIsDeletedFalseAndIdLessThanOrderByIdDesc(me.getId(), cursor, pageable);
+        }
+        return CardConverter.toProfileCardList(me.getId(), cardSlice);
+    }
+
+
+
     @Override
     @Transactional
     public CardDeleteResponse deleteCard(Long cardId, Long userId) {