app/container.py

from typing import Dict, Any

class Container(dict):
    def __init__(self):
        super().__init__()
        self._services = {}

    def register(self, name: str, service: Any):
        self._services[name] = service
        self[name] = service

    def get(self, name: str) -> Any:
        return self._services.get(name)

# Global container instance
container = Container()