diff --git a/server/src/http/mcp/status_tools.rs b/server/src/http/mcp/status_tools.rs
index 418c926c..5d367143 100644
--- a/server/src/http/mcp/status_tools.rs
+++ b/server/src/http/mcp/status_tools.rs
@@ -150,6 +150,7 @@ async fn git_branch(dir: &Path) -> Option<String> {
     .flatten()
 }
 
+/// MCP tool: show full details for a work item in any pipeline stage.
 pub(super) async fn tool_show(args: &Value, ctx: &AppContext) -> Result<String, String> {
     let raw_id = args
         .get("story_id")