Code widget refactor

plug-api/silverbullet-syscall/code_widget.ts

@@ -0,0 +1,10 @@
+import type { CodeWidgetContent } from "$sb/types.ts";
+import { syscall } from "./syscall.ts";
+
+export function render(
+  lang: string,
+  body: string,
+  pageName: string,
+): Promise<CodeWidgetContent> {
+  return syscall("codeWidget.render", lang, body, pageName);
+}