The entire database has been changed to PostgresSQL. The entire code has been updated.

database/__init__.py

@@ -0,0 +1,24 @@
+import logging.config
+
+from sqlalchemy.ext.asyncio import async_sessionmaker, create_async_engine, AsyncSession
+
+from database.models import Base
+
+from config import DATABASE_URL
+from logger_helper.logger_helper import LOGGING_CONFIG
+
+logging.config.dictConfig(LOGGING_CONFIG)
+logger = logging.getLogger("database")
+
+async_engine = create_async_engine(DATABASE_URL, echo=False)
+
+async_session = async_sessionmaker(async_engine, class_=AsyncSession, expire_on_commit=False)
+
+
+async def init_db():
+    try:
+        async with async_engine.begin() as conn:
+            await conn.run_sync(Base.metadata.create_all)
+        logger.info("Database initialized.")
+    except Exception as e:
+        logger.error("Database initialization failed: %s", e)