chore(observability): port Sentry and memory optimizations from klz-2026

instrumentation.ts

@@ -0,0 +1,25 @@
+import * as Sentry from '@sentry/nextjs';
+
+/**
+ * Next.js will call this on boot for the active runtime.
+ */
+export async function register() {
+  if (process.env.NEXT_RUNTIME === 'nodejs') {
+    await import('./sentry.server.config');
+    
+    // Initialize server services on boot
+    // We do this AFTER Sentry to ensure errors during service init are caught
+    const { getConfig } = await import('@/lib/config');
+    getConfig(); // Trigger validation
+    
+    const { getServerAppServices } = await import('@/lib/services/create-services.server');
+    getServerAppServices();
+  }
+
+  if (process.env.NEXT_RUNTIME === 'edge') {
+    await import('./sentry.edge.config');
+  }
+}
+
+// Capture errors from Server Components, middleware and route handlers.
+export const onRequestError = Sentry.captureRequestError;