feat:初始化工程

config/database.py

@@ -0,0 +1,26 @@
+from sqlalchemy import create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+
+from config.setting import settings
+from models.log_alert import Base
+
+engine = create_engine(
+    settings.database_url, connect_args={"check_same_thread": False}
+)
+
+# 会话工厂
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+
+def init_db():
+    Base.metadata.create_all(bind=engine)
+
+
+def get_db():
+    # 创建数据库会话实例
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()