feat: paginate customer orders and polish the dashboard hero

Add paged orders API and infinite scroll, short order numbers, and align the guest invite card with the logged-in hero shell.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/scripts/count-mock-orders.ts

@@ -0,0 +1,27 @@
+import { PrismaClient } from '@prisma/client'
+
+const prisma = new PrismaClient()
+
+async function main() {
+  const counts = await prisma.order.groupBy({
+    by: ['status'],
+    _count: { _all: true },
+    where: { orderNumber: { startsWith: 'MOCK-ORD' } },
+  })
+  const total = counts.reduce((s, c) => s + c._count._all, 0)
+  const sample = await prisma.order.findFirst({
+    where: { orderNumber: { startsWith: 'MOCK-ORD' } },
+    select: {
+      orderNumber: true,
+      status: true,
+      customer: { select: { mobile: true, fullName: true } },
+    },
+  })
+  console.log(JSON.stringify({ total, byStatus: Object.fromEntries(counts.map((c) => [c.status, c._count._all])), sample }, null, 2))
+  await prisma.$disconnect()
+}
+
+main().catch((e) => {
+  console.error(e)
+  process.exit(1)
+})