feat: Initial Diabetix application commit

- Add authentication with NextAuth v5 (credentials + email verification)
- Implement dashboard with glycemia tracking and AI analysis
- Add PDF report generation for Premium users
- Implement Stripe integration for Premium subscriptions
- Add responsive UI with Tailwind CSS and shadcn components
- Database schema with Prisma ORM and PostgreSQL support
- Real-time glycemia visualization with Recharts
- Mobile-optimized entry form
- User profile management with medical information
- Subscription lifecycle management (create, cancel, webhook)
- Email notifications with Resend
- Feature gates for Free vs Premium plans

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/app/dashboard/rapports/page.tsx

@@ -0,0 +1,110 @@
+import { redirect } from "next/navigation";
+import { auth } from "@/lib/auth";
+import { prisma } from "@/lib/prisma";
+import { format, subMonths, startOfMonth, endOfMonth } from "date-fns";
+import { fr } from "date-fns/locale";
+import { Download, Lock } from "lucide-react";
+
+export const dynamic = "force-dynamic";
+export const metadata = { title: "Mes Rapports — Diabetix" };
+
+export default async function RapportsPage() {
+  const session = await auth();
+  if (!session?.user?.id) redirect("/auth/login");
+
+  const userId = session.user.id;
+  const user = await prisma.user.findUnique({ where: { id: userId } });
+
+  const isPremium = user?.plan === "PREMIUM";
+
+  const months = Array.from({ length: 12 }, (_, i) => {
+    return subMonths(startOfMonth(new Date()), i);
+  });
+
+  const readingsByMonth = await Promise.all(
+    months.map(async (month) => {
+      const count = await prisma.reading.count({
+        where: {
+          userId,
+          measuredAt: {
+            gte: month,
+            lte: endOfMonth(month),
+          },
+        },
+      });
+      return { month, count };
+    })
+  );
+
+  // Filter to only show months with readings
+  const monthsWithReadings = readingsByMonth.filter(({ count }) => count > 0);
+
+  return (
+    <div className="mx-auto max-w-5xl space-y-6">
+      <div>
+        <h1 className="text-2xl font-semibold text-slate-900">Mes Rapports</h1>
+        <p className="mt-1 text-sm text-slate-500">
+          Téléchargez vos rapports glycémie mensuels en PDF
+        </p>
+      </div>
+
+      {!isPremium && (
+        <div className="rounded-lg border border-blue-200 bg-blue-50 p-4">
+          <div className="flex gap-2">
+            <Lock className="h-5 w-5 text-blue-600 flex-shrink-0" />
+            <div className="text-sm text-blue-800">
+              <p className="font-medium">Feature Premium</p>
+              <p className="text-blue-700">
+                Les rapports PDF sont exclusifs au plan Premium. Passer à Premium pour y accéder.
+              </p>
+            </div>
+          </div>
+        </div>
+      )}
+
+      <div className="space-y-2">
+        {monthsWithReadings.length > 0 ? (
+          monthsWithReadings.map(({ month, count }) => (
+          <div
+            key={month.toISOString()}
+            className="flex items-center justify-between rounded-lg border border-slate-200 bg-white p-4 hover:border-slate-300"
+          >
+            <div>
+              <p className="font-medium text-slate-900">
+                {format(month, "MMMM yyyy", { locale: fr })}
+              </p>
+              <p className="text-sm text-slate-500">{count} mesure(s)</p>
+            </div>
+
+            {count > 0 && isPremium && (
+              <a
+                href={`/api/reports/generate-pdf?month=${month.toISOString()}`}
+                download
+                className="inline-flex items-center gap-2 rounded-lg bg-teal-600 px-3 py-2 text-sm font-medium text-white hover:bg-teal-700"
+              >
+                <Download className="h-4 w-4" />
+                <span className="hidden sm:inline">Télécharger</span>
+                <span className="sm:hidden">PDF</span>
+              </a>
+            )}
+
+            {count > 0 && !isPremium && (
+              <div className="inline-flex items-center gap-2 rounded-lg bg-slate-100 px-3 py-2 text-sm font-medium text-slate-500">
+                <Lock className="h-4 w-4" />
+              </div>
+            )}
+
+            {count === 0 && (
+              <p className="text-sm text-slate-400">Aucune donnée</p>
+            )}
+          </div>
+        ))
+        ) : (
+          <div className="text-center rounded-lg border border-slate-200 bg-white p-8">
+            <p className="text-sm text-slate-500">Aucun mois avec des données.</p>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}