add initial complete webui, more ai commands for moderation, add api

webui/components/header-auth.tsx

@@ -0,0 +1,29 @@
+"use client";
+
+import { Button } from "@/components/ui/button";
+import { RiTelegram2Line } from "react-icons/ri";
+import Link from "next/link";
+import { useAuth } from "@/contexts/auth-context";
+
+export function HeaderAuth() {
+  const { isAuthenticated, loading } = useAuth();
+
+  if (loading) {
+    return (
+      <div className="w-8 h-8 animate-pulse bg-muted rounded-md" />
+    );
+  }
+
+  if (isAuthenticated) {
+    return null;
+  }
+
+  return (
+    <Button variant="ghost" size="sm" asChild>
+      <Link href="/login">
+        <RiTelegram2Line />
+        Sign in with Telegram
+      </Link>
+    </Button>
+  );
+}