The internal UI <Button> JSX element can now infer its label from a single string child instead of requiring a label prop. It also gains two new optional props: hotkey, which must be a single digit, and plain, a boolean; both are validated and passed through to the rendered button.
Documented inclaude-code/desktop-linux
The entry above is what we published on the day. These lines were added later, as Anthropic's own pages caught up, and they sit beside the original rather than replacing it.
Added since
A small documentation edit on Environment variables touched a line naming plain after this was published.
| `CLAUDE_CODE_WEBFETCH_DEADLINE_MS` | Upper bound in milliseconds on how long [WebFetch](/docs/en/tools-reference#webfetch-tool-behavior) waits for a page to download, including any redirects it follows. A download that hasn't completed b…env-vars see the edit
Confirmed since
Anthropic's documentation has since written up plain, on Configuration file reference.
| `allow_insecure_mirror` | boolean | `false` | Allows `http://` mirror URLs in this file (the Settings page accepts `https://` only). Off by default because a plaintext mirror lets an on-path attacker substitute packages. |claude-science/configuration-file-reference see the edit
One source agreesOne thing we can check says the same as this entry.
Anthropic's documentation agrees
Anthropic's documentation has since written up plain, on Configuration file reference.