

Integrate Lucia Auth with UploadThing
The complete guide to connecting Lucia Auth and UploadThing in Next.js 15.
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Lucia Auth + UploadThing
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Pre-configured Lucia Auth & UploadThing SDKs.
Secure Webhook & API Handlers (with error logging).
Responsive UI Components styled with Tailwind (Dark).
Optimized for Next.js 15 & TypeScript.
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Technical Proof & Alternatives
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AI Architecture Guide
This blueprint outlines the secure, type-safe integration between Next.js 15 (App Router) and a distributed database layer (Supabase v3.x / PostgreSQL) utilizing the 2026 Stable Edge Protocol. It focuses on React Server Components (RSC), asynchronous header/cookie handling, and unified schema generation to ensure zero-latency data fetching in a globally distributed environment.
lib/integration.ts
1import { createServerClient } from '@supabase/ssr';
2import { cookies } from 'next/headers';
3import { Database } from './types/database.types';
4
5/**
6 * @version 2026.1.0-stable
7 * Implements the Next.js 15 Async Request Store pattern
8 */
9export async function getClient() {
10 const cookieStore = await cookies();
11
12 return createServerClient<Database>(
13 process.env.NEXT_PUBLIC_SUPABASE_URL!,
14 process.env.SUPABASE_SERVICE_ROLE_KEY!,
15 {
16 cookies: {
17 getAll() {
18 return cookieStore.getAll();
19 },
20 setAll(cookiesToSet) {
21 try {
22 cookiesToSet.forEach(({ name, value, options }) =>
23 cookieStore.set(name, value, options)
24 );
25 } catch {
26 // Handled by middleware in Next.js 15 Server Actions
27 }
28 },
29 },
30 }
31 );
32}
33
34export const fetchResource = async (id: string) => {
35 const supabase = await getClient();
36 const { data, error } = await supabase
37 .from('nodes')
38 .select('*')
39 .eq('id', id)
40 .single();
41
42 if (error) throw new Error(`Fetch failed: ${error.message}`);
43 return data;
44};Production Boilerplate
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