fix(pkg/techdocs-cli): specify new opt

Signed-off-by: hainenber <dotronghai96@gmail.com>

docs/features/techdocs/cli.md

@@ -91,6 +91,7 @@ Options:
   --docker-option <DOCKER_OPTION...>          Extra options to pass to the docker run command, e.g. "--add-host=internal.host:192.168.11.12"
                                               (can be added multiple times).
   --no-docker                                 Do not use Docker, use MkDocs executable in current user environment.
+  --mkdocs-configs                            Extra mkdocs server to pass to mkdocs running in containerized environment.
   --mkdocs-port <PORT>                        Port for MkDocs server to use (default: "8000")
   --preview-app-bundle-path <PATH_TO_BUNDLE>  Preview documentation using a web app other than the included one.
   --preview-app-port <PORT>                   Port where the preview will be served.

packages/techdocs-cli/src/commands/index.ts

@@ -289,6 +289,10 @@ export function registerCommands(program: Command) {
       '-c, --mkdocs-config-file-name <FILENAME>',
       'Mkdocs config file name',
     )
+    .option(
+      '--mkdocs-configs',
+      'Additional parameters to pass to containerized mkdocs',
+    )
     .hook('preAction', command => {
       if (
         command.opts().previewAppPort !== defaultPreviewAppPort &&