Add support for hidden command arguments (#5534)

* Add configuration/type support for `hidden`

* Add UI support for `hidden` configuration

* Make `nodeToEdit` args hidden

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* Fix cmdBarFixture to actually serialize to "pickCommand" case

* Add test step to ensure hidden commands can't be backed into

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

src/lib/commandTypes.ts

@@ -119,6 +119,8 @@ export type CommandArgumentConfig<
         machineContext?: C
       ) => boolean)
   warningMessage?: string
+  /** If `true`, arg is used as passed-through data, never for user input */
+  hidden?: boolean
   skip?: boolean
   /** For showing a summary display of the current value, such as in
    *  the command bar's header
@@ -233,6 +235,8 @@ export type CommandArgument<
         commandBarContext: { argumentsToSubmit: Record<string, unknown> }, // Should be the commandbarMachine's context, but it creates a circular dependency
         machineContext?: ContextFrom<T>
       ) => boolean)
+  /** If `true`, arg is used as passed-through data, never for user input */
+  hidden?: boolean
   skip?: boolean
   machineActor?: Actor<T>
   warningMessage?: string