feat: integrate observability

apps/sample-website/sentry.client.config.ts

@@ -0,0 +1,9 @@
+import { initSentry } from "@mintel/next-observability";
+
+initSentry({
+  // Use a placeholder DSN on the client if you want to bypass ad-blockers via tunnel
+  // Or just use the real DSN if you don't care about ad-blockers for errors.
+  // The Mintel standard is to use the relay.
+  dsn: "https://public@errors.infra.mintel.me/1", // Placeholder for relay
+  tunnel: "/errors/api/relay",
+});