feat: primeira versão da produção

app/database.py

@@ -0,0 +1,15 @@
+from sqlalchemy import create_engine
+from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
+from sqlalchemy.orm import sessionmaker, declarative_base
+from contextlib import contextmanager
+
+# database.py
+DATABASE_URL = "postgresql+asyncpg://fatura:102030@ic-postgresql-FtOY:5432/producao"
+
+async_engine = create_async_engine(DATABASE_URL, echo=False, future=True)
+AsyncSessionLocal = sessionmaker(bind=async_engine, class_=AsyncSession, expire_on_commit=False)
+Base = declarative_base()
+
+async def get_session():
+    async with AsyncSessionLocal() as session:
+        yield session