SCRUM-41 feat: 판매자 마이페이지 조회

src/main/java/com/kakaoteck/golagola/domain/seller/controller/SellerController.java

@@ -0,0 +1,30 @@
+package com.kakaoteck.golagola.domain.seller.controller;
+
+import com.kakaoteck.golagola.domain.seller.dto.SellerResponse;
+import com.kakaoteck.golagola.domain.seller.entity.Seller;
+import com.kakaoteck.golagola.domain.seller.service.SellerService;
+import com.kakaoteck.golagola.global.common.ApiResponse;
+import io.swagger.v3.oas.annotations.Operation;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1/seller")
+@CrossOrigin("*")
+public class SellerController {
+
+    private final SellerService sellerService;
+
+    @Operation(summary = "판매자 마이페이지 조회", description = "판매자의 정보를 조회합니다.")
+    @GetMapping("/mypage")
+    public ApiResponse<SellerResponse> getMyPage(
+            @AuthenticationPrincipal Seller seller
+            ) {
+        return ApiResponse.onSuccess(sellerService.getMyPage(seller));
+    }
+}

src/main/java/com/kakaoteck/golagola/domain/seller/dto/SellerResponse.java

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+package com.kakaoteck.golagola.domain.seller.dto;
+
+import com.kakaoteck.golagola.global.common.enums.Gender;
+import com.kakaoteck.golagola.global.common.enums.Role;
+import lombok.Builder;
+
+import java.time.LocalDate;
+
+@Builder
+public record SellerResponse(
+        String nickname,
+        String realName,
+        Gender gender,
+        String email,
+        String address,
+        String phoneNum,
+        Role role,
+        LocalDate registerDate
+) {
+}

src/main/java/com/kakaoteck/golagola/domain/seller/service/SellerService.java

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+package com.kakaoteck.golagola.domain.seller.service;
+
+import com.kakaoteck.golagola.domain.seller.dto.SellerResponse;
+import com.kakaoteck.golagola.domain.seller.entity.Seller;
+import com.kakaoteck.golagola.domain.seller.repository.SellerRepository;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+@Slf4j
+public class SellerService {
+
+    private final SellerRepository sellerRepository;
+
+    public SellerResponse getMyPage(Seller seller) {
+        return SellerResponse.builder()
+                .email(seller.getEmail())
+                .role(seller.getRole())
+                .address(seller.getAddress())
+                .registerDate(seller.getRegisterDate())
+                .realName(seller.getRealName())
+                .gender(seller.getGender())
+                .phoneNum(seller.getPhoneNum())
+                .nickname(seller.getNickname())
+                .build();
+    }
+}