transactional 데코레이터로 transaction 관리하게 변경 (#134)

Author: rrgks6221

package-lock.json

@@ -60,7 +60,8 @@
     "passport-jwt": "^4.0.1",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1",
-    "typeorm": "^0.3.17"
+    "typeorm": "^0.3.17",
+    "typeorm-transactional": "^0.5.0"
   },
   "devDependencies": {
     "@faker-js/faker": "^8.3.1",

package.json

@@ -12,22 +12,19 @@ export class FreePostCommentHistoryService {
   ) {}
 
   async create(
-    entityManager: EntityManager,
     userId: number,
     freePostId: number,
     freePostCommentId: number,
     action: HistoryAction,
     createFreePostCommentHistoryDto: CreateFreePostCommentHistoryDto,
   ) {
-    return entityManager
-      .withRepository(this.freePostCommentHistoryRepository)
-      .save({
-        userId,
-        action,
-        freePostId,
-        freePostCommentId,
-        ...new CreateFreePostCommentHistoryDto(createFreePostCommentHistoryDto),
-      });
+    return this.freePostCommentHistoryRepository.save({
+      userId,
+      action,
+      freePostId,
+      freePostCommentId,
+      ...new CreateFreePostCommentHistoryDto(createFreePostCommentHistoryDto),
+    });
   }
 
   findOneOrFail(