Initial import: property management SaaS + security hardening + admin dashboard

Property Management Network — Next.js 16 (App Router), Better Auth,
Drizzle ORM over PostgreSQL, Stripe, OpenAI, Resend.

Includes:
- Security hardening: access-control/IDOR fixes, TLS-by-default DB layer,
  constant-time cron auth, strict security headers, atomic AI quota gating,
  HTML/email output encoding, demo-backdoor disabled in production.
- Superadmin dashboard at /admin (overview/MRR, server-paginated users with
  ban/impersonate/plan/delete, billing, platform activity + admin audit log,
  AI usage, system health) via the Better Auth admin plugin.
- Seed/migration utility scripts under scripts/.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/(dashboard)/ai-dashboard/page.tsx

@@ -0,0 +1,104 @@
+import { redirect } from "next/navigation"
+import { and, desc, eq, gte, inArray } from "drizzle-orm"
+import { db } from "@/lib/db"
+import {
+  ai_recommendations,
+  ai_predictions,
+  activity_log,
+  rent_payments,
+  units as unitsTable,
+  maintenance_requests,
+} from "@/lib/db/schema"
+import { getSessionUser } from "@/lib/session"
+import { AiDashboardClient } from "./ai-dashboard-client"
+
+export const metadata = { title: "AI Dashboard" }
+
+export default async function AiDashboardPage() {
+  const user = await getSessionUser()
+  if (!user) redirect("/login")
+
+  const now = new Date()
+  const threeMonthsAgo = new Date(now)
+  threeMonthsAgo.setMonth(threeMonthsAgo.getMonth() - 3)
+
+  const [recs, predictions, activityLog, payments, units, maintenance] = await Promise.all([
+    db
+      .select()
+      .from(ai_recommendations)
+      .where(eq(ai_recommendations.user_id, user.id))
+      .orderBy(desc(ai_recommendations.created_at))
+      .limit(3),
+    db
+      .select()
+      .from(ai_predictions)
+      .where(eq(ai_predictions.user_id, user.id))
+      .orderBy(desc(ai_predictions.created_at))
+      .limit(3),
+    db
+      .select()
+      .from(activity_log)
+      .where(and(eq(activity_log.user_id, user.id), eq(activity_log.type, "ai_action")))
+      .orderBy(desc(activity_log.created_at))
+      .limit(5),
+    db
+      .select({ amount: rent_payments.amount, status: rent_payments.status })
+      .from(rent_payments)
+      .where(
+        and(
+          eq(rent_payments.user_id, user.id),
+          gte(rent_payments.due_date, threeMonthsAgo.toISOString().slice(0, 10))
+        )
+      ),
+    db
+      .select({ status: unitsTable.status })
+      .from(unitsTable)
+      .where(eq(unitsTable.user_id, user.id)),
+    db
+      .select({ status: maintenance_requests.status, priority: maintenance_requests.priority })
+      .from(maintenance_requests)
+      .where(
+        and(
+          eq(maintenance_requests.user_id, user.id),
+          inArray(maintenance_requests.status, ["open", "in_progress"])
+        )
+      ),
+  ])
+
+  const allRecsData = await db
+    .select({ status: ai_recommendations.status, action_data: ai_recommendations.action_data })
+    .from(ai_recommendations)
+    .where(eq(ai_recommendations.user_id, user.id))
+  const approvedRecs = allRecsData.filter((r) => r.status === "approved")
+
+  let totalImpact = 0
+  for (const r of approvedRecs) {
+    totalImpact += Number(r.action_data?.estimated_value ?? 0)
+  }
+
+  const occupiedUnits = units?.filter((u: any) => u.status === "occupied").length ?? 0
+  const totalUnits = units?.length ?? 0
+  const occupancyRate = totalUnits > 0 ? Math.round((occupiedUnits / totalUnits) * 100) : 0
+  const totalRevenue = payments?.filter((p: any) => p.status === "paid").reduce((s: number, p: any) => s + Number(p.amount), 0) ?? 0
+  const overdueAmount = payments?.filter((p: any) => p.status === "overdue").reduce((s: number, p: any) => s + Number(p.amount), 0) ?? 0
+  const criticalMaintenance = maintenance?.filter((m: any) => m.priority === "emergency" || m.priority === "high").length ?? 0
+  const riskAlerts = predictions?.filter((p: any) => ["critical", "high"].includes(p.risk_level)).length ?? 0
+
+  return (
+    <AiDashboardClient
+      recentRecs={recs ?? []}
+      recentPredictions={predictions ?? []}
+      activityLog={activityLog ?? []}
+      stats={{
+        totalImpact,
+        approvedRecs: approvedRecs.length,
+        pendingRecs: allRecsData.filter((r) => r.status === "pending").length,
+        occupancyRate,
+        totalRevenue,
+        overdueAmount,
+        criticalMaintenance,
+        riskAlerts,
+      }}
+    />
+  )
+}