feat(plan): add copy subcommand to plan (#20491) (#20988)

docs/cli/plan-mode.md

@@ -21,6 +21,7 @@ implementation. It allows you to:
   - [Entering Plan Mode](#entering-plan-mode)
   - [Planning Workflow](#planning-workflow)
   - [Exiting Plan Mode](#exiting-plan-mode)
+  - [Commands](#commands)
 - [Tool Restrictions](#tool-restrictions)
   - [Customizing Planning with Skills](#customizing-planning-with-skills)
   - [Customizing Policies](#customizing-policies)
@@ -126,6 +127,10 @@ To exit Plan Mode, you can:
 - **Tool:** Gemini CLI calls the [`exit_plan_mode`] tool to present the
   finalized plan for your approval.
 
+### Commands
+
+- **`/plan copy`**: Copy the currently approved plan to your clipboard.
+
 ## Tool Restrictions
 
 Plan Mode enforces strict safety policies to prevent accidental changes.

docs/reference/commands.md

@@ -270,6 +270,9 @@ Slash commands provide meta-level control over the CLI itself.
   one has been generated.
   - **Note:** This feature requires the `experimental.plan` setting to be
     enabled in your configuration.
+- **Sub-commands:**
+  - **`copy`**:
+    - **Description:** Copy the currently approved plan to your clipboard.
 
 ### `/policies`