feat: challenge related repositories

core-module/src/main/java/com/foodgo/coremodule/community/repository/ChallengeDetailRepository.java

@@ -0,0 +1,7 @@
+package com.foodgo.coremodule.community.repository;
+
+import com.foodgo.coremodule.community.domain.ChallengeDetail;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ChallengeDetailRepository extends JpaRepository<ChallengeDetail, Long> {
+}

core-module/src/main/java/com/foodgo/coremodule/community/repository/ChallengeRepository.java

@@ -0,0 +1,11 @@
+package com.foodgo.coremodule.community.repository;
+
+import com.foodgo.coremodule.community.domain.Challenge;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ChallengeRepository extends JpaRepository<Challenge, Long> {
+
+    Challenge findTopByFriendshipUserIdOrderByCreatedAtDesc(Long userId);
+
+    Boolean existsChallengeByFriendshipId(Long friendshipId);
+}

core-module/src/main/java/com/foodgo/coremodule/community/repository/FriendShipRepository.java

@@ -0,0 +1,11 @@
+package com.foodgo.coremodule.community.repository;
+
+import com.foodgo.coremodule.community.domain.Friendship;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface FriendShipRepository extends JpaRepository<Friendship, Long> {
+
+    Boolean existsFriendshipByUserIdAndFriendId(Long userId, Long friendId);
+
+    Friendship findFriendshipByUserIdAndFriendId(Long userId, Long friendId);
+}