migrate to pydantic 2

app/config.py

@@ -1,18 +1,12 @@
 import os
 from functools import lru_cache
 
-from pydantic import BaseSettings, PostgresDsn
+from pydantic import PostgresDsn
+from pydantic_settings import BaseSettings
 
 
 class Settings(BaseSettings):
-    asyncpg_url: PostgresDsn = PostgresDsn.build(
-        scheme="postgresql+asyncpg",
-        user=os.getenv("SQL_USER"),
-        password=os.getenv("POSTGRES_PASSWORD"),
-        host=os.getenv("SQL_HOST"),
-        port="5432",
-        path=f"/{os.getenv('SQL_DB') or ''}",
-    )
+    asyncpg_url: PostgresDsn = os.getenv("SQL_URL")
 
 
 @lru_cache