feat: complete HookLab MVP - TikTok Shop coaching platform

Full-stack Next.js 15 application with:
- Landing page with marketing components (Hero, Testimonials, Pricing, FAQ)
- Multi-step candidature form with API route
- Stripe Checkout integration (subscription + webhooks)
- Supabase Auth (login/register) with middleware protection
- Dashboard with progress tracking and module system
- Formations pages with completion tracking
- Profile management with password change
- Database schema with RLS policies
- Resend email integration for transactional emails

Stack: Next.js 15, TypeScript, Tailwind CSS v4, Supabase, Stripe, Resend

https://claude.ai/code/session_01H2aRGDaKgarPvhay2HxN6Y

app/api/formations/[moduleId]/route.ts

@@ -0,0 +1,70 @@
+import { NextResponse } from "next/server";
+import { createClient } from "@/lib/supabase/server";
+import type { Module, UserProgress } from "@/types/database.types";
+
+// GET /api/formations/[moduleId] - Récupérer un module
+export async function GET(
+  _request: Request,
+  { params }: { params: Promise<{ moduleId: string }> }
+) {
+  try {
+    const { moduleId } = await params;
+    const supabase = await createClient();
+
+    // Vérifier l'authentification
+    const {
+      data: { user },
+    } = await supabase.auth.getUser();
+
+    if (!user) {
+      return NextResponse.json(
+        { error: "Non authentifie." },
+        { status: 401 }
+      );
+    }
+
+    // Vérifier l'abonnement actif
+    const { data: profile } = await supabase
+      .from("profiles")
+      .select("subscription_status")
+      .eq("id", user.id)
+      .single() as { data: { subscription_status: string } | null };
+
+    if (!profile || profile.subscription_status !== "active") {
+      return NextResponse.json(
+        { error: "Abonnement inactif." },
+        { status: 403 }
+      );
+    }
+
+    // Récupérer le module
+    const { data: module, error } = await supabase
+      .from("modules")
+      .select("*")
+      .eq("id", moduleId)
+      .eq("is_published", true)
+      .single() as { data: Module | null; error: unknown };
+
+    if (error || !module) {
+      return NextResponse.json(
+        { error: "Module non trouve." },
+        { status: 404 }
+      );
+    }
+
+    // Récupérer la progression
+    const { data: progress } = await supabase
+      .from("user_progress")
+      .select("*")
+      .eq("user_id", user.id)
+      .eq("module_id", moduleId)
+      .single() as { data: UserProgress | null };
+
+    return NextResponse.json({ module, progress });
+  } catch {
+    return NextResponse.json(
+      { error: "Erreur serveur." },
+      { status: 500 }
+    );
+  }
+}