Add POS service

services/pos/requirements.txt

@@ -0,0 +1,16 @@
+fastapi==0.104.1
+uvicorn[standard]==0.24.0
+pydantic==2.5.0
+pydantic-settings==2.1.0
+sqlalchemy==2.0.23
+asyncpg==0.29.0
+alembic==1.13.1
+structlog==23.2.0
+aiohttp==3.9.1
+redis==5.0.1
+celery==5.3.4
+cryptography>=41.0.0
+python-jose[cryptography]==3.3.0
+httpx==0.25.2
+websockets==12.0
+prometheus-client==0.19.0