feat: 이미지 파일 업로드#7

src/main/java/net/skhu/likelion12thteam03be/post/application/PostService.java

@@ -18,6 +18,7 @@
 import net.skhu.likelion12thteam03be.user.domain.repository.UserRepository;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.web.bind.annotation.RequestPart;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.io.IOException;
@@ -37,7 +38,7 @@ public class PostService {
     private final UserRepository userRepository;
 
     @Transactional
-    public void postSave(PostSaveReqDto postSaveReqDto, MultipartFile multipartFile, Principal principal) throws IOException {
+    public void postSave(PostSaveReqDto postSaveReqDto, @RequestPart(required = false) MultipartFile multipartFile, Principal principal) throws IOException {
         String imgUrl = s3Service.upload(multipartFile, "post");
         String loginId = principal.getName();
 

src/main/resources/application.yml

@@ -6,6 +6,10 @@ spring:
     username: ${spring.datasource.username}
     password: ${spring.datasource.password}
     driver-class-name: com.mysql.cj.jdbc.Driver
+  servlet:
+    multipart:
+      maxFileSize: 10MB # 파일 하나의 최대 크기
+      maxRequestSize: 30MB  # 한 번에 최대 업로드 가능 용량
   jpa:
     database: mysql
     hibernate: