"feat: 프로필 이미지 업로드 임시 파일 추가"

Author: larama-C

src/main/java/com/back/web7_9_codecrete_be/global/storage/FileStorageService.java

@@ -0,0 +1,8 @@
+package com.back.web7_9_codecrete_be.global.storage;
+
+import org.springframework.web.multipart.MultipartFile;
+
+public interface FileStorageService {
+    //임시 구현
+    String upload(MultipartFile file);
+}

src/main/java/com/back/web7_9_codecrete_be/global/storage/S3FileStorageService.java

@@ -0,0 +1,18 @@
+package com.back.web7_9_codecrete_be.global.storage;
+
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.UUID;
+
+@Service
+public class S3FileStorageService implements FileStorageService {
+    @Override
+    public String upload(MultipartFile file) {
+
+        // 임시 URL 생성
+        String fakeFileName = UUID.randomUUID() + "_" + file.getOriginalFilename();
+
+        return "https://dummy-cdn.codecrete.com/profile/" + fakeFileName;
+    }
+}