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>

prisma/clear.ts

@@ -0,0 +1,18 @@
+import path from "node:path";
+import { PrismaClient } from "../src/generated/prisma/client";
+import { PrismaBetterSqlite3 } from "@prisma/adapter-better-sqlite3";
+import "dotenv/config";
+
+const databaseUrl =
+  process.env.DATABASE_URL ?? `file:${path.resolve("prisma/dev.db")}`;
+
+const prisma = new PrismaClient({
+  adapter: new PrismaBetterSqlite3({ url: databaseUrl }),
+});
+
+async function main() {
+  const { count } = await prisma.reading.deleteMany();
+  console.log(`✓ ${count} relevé${count > 1 ? "s" : ""} supprimé${count > 1 ? "s" : ""}.`);
+}
+
+main().finally(() => prisma.$disconnect());