[refactor] SessionArgumentResolver 구현에 맞게 컨트롤러 메서드 시그니쳐 수정

src/main/java/camp/woowak/lab/web/api/store/StoreApiController.java

@@ -8,6 +8,9 @@
 import camp.woowak.lab.store.service.StoreRegistrationService;
 import camp.woowak.lab.store.service.dto.StoreRegistrationRequest;
 import camp.woowak.lab.vendor.domain.Vendor;
+import camp.woowak.lab.vendor.repository.VendorRepository;
+import camp.woowak.lab.web.authentication.LoginVendor;
+import camp.woowak.lab.web.authentication.annotation.AuthenticationPrincipal;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 
@@ -16,15 +19,17 @@
 public class StoreApiController {
 
 	private final StoreRegistrationService storeRegistrationService;
+	private final VendorRepository vendorRepository;
 
 	// TODO:
 	//  1. 인증/인가에 대한 스펙이 정의되어야, Vendor Resolver 로직을 결정할 수 있음
 	//  2. SSR, CSR 에 대해 통일해야, API 반환타입을 fix 할 수 있음
 	//  3. API 공통 응답 명세에 대한 논의 진행 필요
 	@PostMapping("/stores")
-	public ResponseEntity<Void> storeRegistration(final Vendor vendor,
+	public ResponseEntity<Void> storeRegistration(@AuthenticationPrincipal final LoginVendor loginVendor,
 												  final @Valid @RequestBody StoreRegistrationRequest request
 	) {
+		Vendor vendor = vendorRepository.findById(loginVendor.getId()).orElseThrow();
 		storeRegistrationService.storeRegistration(vendor, request);
 		return ResponseEntity.ok().build();
 	}