message: Move from opt chaining at postcss config file
diff: @@ -73,7 +73,7 @@ let plugins = [
  shouldTransformableDecl: (decl) =>
  /(^|[^\w-])var\([\W\w]+\)/.test(decl.value) &&
  decl.value.match(/var\(/g).length ===
  - decl.value.match(/var\(--vkui--/g)?.length,
  + (decl.value.match(/var\(--vkui--/g) || []).length,
  }),
  ];
  