feat: improve assistant tool workflows

apps/docs/docs/widgets/assistant/index.mdx

@@ -45,6 +45,7 @@ active conversation silently: select **Open conversation** inside the widget bef
 - Mention permitted apps, integrations, boards, widgets, and tools with `@`.
 - Use `/` shortcuts for common dashboard tasks.
 - Review tool calls, approve mutations, and answer structured assistant questions inline.
+- Enable conversation-scoped automatic approvals from the shield control when you want protected mutations to run without individual approval clicks.
 - Edit user messages and copy, regenerate, branch, quote, export, or rate responses.
 - Inspect Markdown, sources, generated files, tool results, reasoning, token use, context-window use, timing,
   speed, provider routing, and cost.