message: fix(theme): fix setting iconPrefix to empty string don't work, fix
diff: @@ -22,5 +22,7 @@ export const getComponentsPlugin = (
  : options.backToTop !== false,
  ...(options.addThis ? { addThis: options.addThis } : {}),
  ...(options.iconAssets ? { iconAssets: options.iconAssets } : {}),
  - ...(options.iconPrefix ? { iconPrefix: options.iconPrefix } : {}),
  + ...(typeof options.iconPrefix === "string"
  + ? { iconPrefix: options.iconPrefix }
  + : {}),
  });
  