def resume(self) -> None:
        """Resume the runtime by starting the container.
        This is different from container.start() as it ensures environment variables are properly restored."""
        if not self.container:
            raise RuntimeError('Container not initialized')

        # Start the container
        self.container.start()
        self.log('debug', f'Container {self.container_name} resumed')

        # Wait for the container to be ready
        self.wait_until_alive()
Resume the runtime by starting the container.
        This is different from container.start() as it ensures environment variables are properly restored.
openhands/runtime/impl/docker/docker_runtime.py