feat: add export command

Signed-off-by: MohammadHasan Akbari <jarqvi.jarqvi@gmail.com>

docs/reference/compose.md

@@ -19,6 +19,7 @@ Define and run multi-container applications with Docker
 | [`down`](compose_down.md)       | Stop and remove containers, networks                                                    |
 | [`events`](compose_events.md)   | Receive real time events from containers                                                |
 | [`exec`](compose_exec.md)       | Execute a command in a running container                                                |
+| [`export`](compose_export.md)   | Export a service container's filesystem as a tar archive                                |
 | [`images`](compose_images.md)   | List images used by the created containers                                              |
 | [`kill`](compose_kill.md)       | Force stop service containers                                                           |
 | [`logs`](compose_logs.md)       | View output from containers                                                             |

docs/reference/compose_export.md

@@ -0,0 +1,16 @@
+# docker compose export
+
+<!---MARKER_GEN_START-->
+Export a service container's filesystem as a tar archive
+
+### Options
+
+| Name             | Type     | Default | Description                                              |
+|:-----------------|:---------|:--------|:---------------------------------------------------------|
+| `--dry-run`      | `bool`   |         | Execute command in dry run mode                          |
+| `--index`        | `int`    | `0`     | index of the container if service has multiple replicas. |
+| `-o`, `--output` | `string` |         | Write to a file, instead of STDOUT                       |
+
+
+<!---MARKER_GEN_END-->
+

docs/reference/docker_compose.yaml

@@ -13,6 +13,7 @@ cname:
     - docker compose down
     - docker compose events
     - docker compose exec
+    - docker compose export
     - docker compose images
     - docker compose kill
     - docker compose logs
@@ -44,6 +45,7 @@ clink:
     - docker_compose_down.yaml
     - docker_compose_events.yaml
     - docker_compose_exec.yaml
+    - docker_compose_export.yaml
     - docker_compose_images.yaml
     - docker_compose_kill.yaml
     - docker_compose_logs.yaml

docs/reference/docker_compose_export.yaml

@@ -0,0 +1,45 @@
+command: docker compose export
+short: Export a service container's filesystem as a tar archive
+long: Export a service container's filesystem as a tar archive
+usage: docker compose export [OPTIONS] SERVICE
+pname: docker compose
+plink: docker_compose.yaml
+options:
+    - option: index
+      value_type: int
+      default_value: "0"
+      description: index of the container if service has multiple replicas.
+      deprecated: false
+      hidden: false
+      experimental: false
+      experimentalcli: false
+      kubernetes: false
+      swarm: false
+    - option: output
+      shorthand: o
+      value_type: string
+      description: Write to a file, instead of STDOUT
+      deprecated: false
+      hidden: false
+      experimental: false
+      experimentalcli: false
+      kubernetes: false
+      swarm: false
+inherited_options:
+    - option: dry-run
+      value_type: bool
+      default_value: "false"
+      description: Execute command in dry run mode
+      deprecated: false
+      hidden: false
+      experimental: false
+      experimentalcli: false
+      kubernetes: false
+      swarm: false
+deprecated: false
+hidden: false
+experimental: false
+experimentalcli: false
+kubernetes: false
+swarm: false
+