(feat): add custom css

apps/web/src/routes/settings/theme.tsx

@@ -1,5 +1,20 @@
 import { StylePicker } from "@tensamin/ui";
 
 export default function Page() {
-  return <StylePicker />;
+  return (
+    <div className="overflow-y-auto">
+      <StylePicker />
+      <div className="absolute bottom-0 right-0 mb-3 mr-2">
+        <a
+          className="block w-60 text-xs whitespace-pre-wrap"
+          href="https://git.methanium.net/tensamin/client/issues/new"
+          target="_blank"
+          rel="noreferrer"
+        >
+          Please open a Git issue to help us improve this feature. We want to
+          get it right.
+        </a>
+      </div>
+    </div>
+  );
 }