Initial commit: Tasteby - YouTube restaurant map service

Backend (FastAPI + Oracle ADB), Frontend (Next.js), daemon worker.
Features: channel/video/restaurant management, semantic search,
Google OAuth, user reviews.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/app/providers.tsx

@@ -0,0 +1,15 @@
+"use client";
+
+import { GoogleOAuthProvider } from "@react-oauth/google";
+import { AuthProvider } from "@/lib/auth-context";
+import type { ReactNode } from "react";
+
+const GOOGLE_CLIENT_ID = process.env.NEXT_PUBLIC_GOOGLE_CLIENT_ID || "";
+
+export function Providers({ children }: { children: ReactNode }) {
+  return (
+    <GoogleOAuthProvider clientId={GOOGLE_CLIENT_ID}>
+      <AuthProvider>{children}</AuthProvider>
+    </GoogleOAuthProvider>
+  );
+}