Initial commit: Port Nimara CRM (Layers 0-4)

Full CRM rebuild with Next.js 15, TypeScript, Tailwind, Drizzle ORM,
PostgreSQL, Redis, BullMQ, MinIO, and Socket.io. Includes 461 source
files covering clients, berths, interests/pipeline, documents/EOI,
expenses/invoices, email, notifications, dashboard, admin, and
client portal. CI/CD via Gitea Actions with Docker builds.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/providers/query-provider.tsx

@@ -0,0 +1,34 @@
+'use client';
+
+import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import { ReactQueryDevtools } from '@tanstack/react-query-devtools';
+import { useState, type ReactNode } from 'react';
+
+export function QueryProvider({ children }: { children: ReactNode }) {
+  const [queryClient] = useState(
+    () =>
+      new QueryClient({
+        defaultOptions: {
+          queries: {
+            staleTime: 30 * 1000,
+            retry: 1,
+            refetchOnWindowFocus: false,
+          },
+          mutations: {
+            onError: (error) => {
+              console.error('Mutation error:', error);
+            },
+          },
+        },
+      }),
+  );
+
+  return (
+    <QueryClientProvider client={queryClient}>
+      {children}
+      {process.env.NODE_ENV === 'development' && (
+        <ReactQueryDevtools initialIsOpen={false} />
+      )}
+    </QueryClientProvider>
+  );
+}