Initial commit: WaMarket MVP

Marketplace inversée (Next.js 16 App Router + Supabase Cloud) : auth,
schéma + RLS, publication de besoins avec upload d'images, feed avec
filtres, offres, acceptation via RPC, messagerie temps réel,
dashboards, et Dockerfile pour déploiement Coolify.

app/auth/confirm/route.ts

@@ -0,0 +1,21 @@
+import { type EmailOtpType } from "@supabase/supabase-js";
+import { type NextRequest } from "next/server";
+import { redirect } from "next/navigation";
+import { createClient } from "@/lib/supabase/server";
+
+export async function GET(request: NextRequest) {
+  const { searchParams } = new URL(request.url);
+  const token_hash = searchParams.get("token_hash");
+  const type = searchParams.get("type") as EmailOtpType | null;
+  const next = searchParams.get("next") ?? "/dashboard/my-needs";
+
+  if (token_hash && type) {
+    const supabase = await createClient();
+    const { error } = await supabase.auth.verifyOtp({ type, token_hash });
+    if (!error) {
+      redirect(next);
+    }
+  }
+
+  redirect("/auth/auth-code-error");
+}