docs: rebalance prose cleanup and add trimming skill

packages/support/subagent-mock/src/index.ts

@@ -1,6 +1,7 @@
 /**
- * A scripted {@link SubagentProvider} for testing the subagent seam WITHOUT a model or a real
- * child agent.
+ * Scripted, model-free subagent provider for deterministic coverage of registration,
+ * capability checks, lifecycle, the model-facing tool, and structured results through the real
+ * loader path. It is a named-export functional plugin; no default export.
  * @module @deepseek-ai/dsh-subagent-mock
  */
 

packages/support/subagent-mock/tests/subagent-mock.spec.ts

@@ -105,7 +105,7 @@ describe('dsh-subagent-mock', () => {
   })
 
   it('has the namespace-plugin export shape (no stray default) so the Loader keeps name/inject/Config/apply', () => {
-    // Loader must retain this namespace's injection metadata.
+    // A default export would make Loader unwrap only that value and drop `inject`.
     expect('default' in mock).toBe(false)
     expect(mock.name).toBe('subagent-mock')
     expect(mock.inject).toEqual(['subagents'])