Revert "asyncmy → aiomysql 변경"

This reverts commit 90c914343f.

.gitignore

@@ -52,5 +52,4 @@ Dockerfile
 .dockerignore
 
 zzz/
-credentials/service_account.json
-o2o-castad-scheduler/
+credentials/service_account.json

config.py

@@ -107,8 +107,8 @@ class DatabaseSettings(BaseSettings):
 
     @property
     def MYSQL_URL(self) -> str:
-        """비동기 MySQL URL 생성 (aiomysql 드라이버 사용, SQLAlchemy 통합 최적화)"""
-        return f"mysql+aiomysql://{self.MYSQL_USER}:{self.MYSQL_PASSWORD}@{self.MYSQL_HOST}:{self.MYSQL_PORT}/{self.MYSQL_DB}"
+        """비동기 MySQL URL 생성 (asyncmy 드라이버 사용, SQLAlchemy 통합 최적화)"""
+        return f"mysql+asyncmy://{self.MYSQL_USER}:{self.MYSQL_PASSWORD}@{self.MYSQL_HOST}:{self.MYSQL_PORT}/{self.MYSQL_DB}"
 
     def REDIS_URL(self, db: int = 0) -> str:
         """Redis URL 생성 (db 인수로 기본값 지원)"""

o2o-castad-scheduler

@@ -1 +1 @@
-Subproject commit 9f17786920f1a2a6a508d4e9c62a162831fc495b
+Subproject commit 97379bebd470d0336f0e74c7eb2e1a0842dc0c49