chore: try fix type errors

Author: antfu

packages/core/src/client/webcomponents/.generated/css.ts

@@ -0,0 +1,7 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "composite": true,
+    "lib": ["esnext", "dom"]
+  }
+}