nixos-container: add page (#7163)

pages/linux/nixos-container.md

@@ -0,0 +1,28 @@
+# nixos-container
+
+> Starts NixOS containers using Linux containers.
+> More information: <https://nixos.org/manual/nixos/stable/#ch-containers>.
+
+- List running containers:
+
+`sudo nixos-container list`
+
+- Create a NixOS container with a specific configuration file:
+
+`sudo nixos-container create {{container_name}} --config-file {{nix_config_file_path}}`
+
+- Start, stop, terminate, or destroy a specific container:
+
+`sudo nixos-container {{start|stop|terminate|destroy|status}} {{container_name}}`
+
+- Run a command in a running container:
+
+`sudo nixos-container run {{container_name}} -- {{command}} {{command_arguments}}`
+
+- Update a container configuration:
+
+`sudo $EDITOR /var/lib/container/{{container_name}}/etc/nixos/configuration.nix && sudo nixos-container update {{container_name}}`
+
+- Enter an interactive shell session on an already-running container:
+
+`sudo nixos-container root-login {{container_name}}`