Add BMAD framework, authentication, and new features

keep-notes/scripts/check-users.js

@@ -0,0 +1,11 @@
+const { PrismaClient } = require('@prisma/client');
+const prisma = new PrismaClient();
+
+async function main() {
+  const users = await prisma.user.findMany({
+    select: { email: true, name: true }
+  });
+  console.log('Registered users:', JSON.stringify(users, null, 2));
+}
+
+main().catch(console.error).finally(() => prisma.$disconnect());