AgendaPro v1.0 - multi-tenant SaaS, mobile calendar, public booking

Multi-tenant scheduling SaaS (AgendaPro-equivalent):
- Backend: Node + Express + node:sqlite, multi-tenant (admin/owner/employee),
  versioned migrations, 4 templates (estetica-spa, barberia, clinica, blank).
- Frontend: React 18 + TS + Vite + Tailwind, FullCalendar drag-and-drop,
  Recharts dashboard, mobile-first (day/list views on mobile).
- Features: calendar+services+employees+clients+tickets, dashboard with
  best employee/service, top tickets, top/frequent clients, commissions,
  cancellation policy + no-show tracking, public online booking (/b/:slug),
  cash register (cierre de caja), reminders/notifications center.
- Verification: 65/65 e2e API, 58/58 visual (0 overflow, 0 console errors),
  typecheck clean, vite build OK.

server/index.ts

@@ -0,0 +1,94 @@
+import express from "express";
+import cors from "cors";
+import path from "node:path";
+import fs from "node:fs";
+import { fileURLToPath } from "node:url";
+import { db } from "./db.ts";
+import { ensurePlatformAdmin, seedBusiness, getTemplate, DEFAULT_TEMPLATE_KEY } from "./scripts/seed.ts";
+import { authRouter } from "./routes/auth.ts";
+import { businessRouter } from "./routes/business.ts";
+import { employeesRouter } from "./routes/employees.ts";
+import { servicesRouter } from "./routes/services.ts";
+import { clientsRouter } from "./routes/clients.ts";
+import { appointmentsRouter } from "./routes/appointments.ts";
+import { dashboardRouter } from "./routes/dashboard.ts";
+import { adminRouter } from "./routes/admin.ts";
+import { settingsRouter } from "./routes/settings.ts";
+import { cashRouter } from "./routes/cash.ts";
+import { notificationsRouter, scheduleReminders } from "./routes/notifications.ts";
+import { bookingRouter } from "./routes/booking.ts";
+import { authRequired } from "./lib/auth.ts";
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+const ROOT = path.resolve(__dirname, "..");
+
+// Auto-seed demo data if the database is empty (first run). Preserves existing data.
+function ensureSeed() {
+  ensurePlatformAdmin();
+  const row = db.prepare(`SELECT COUNT(*) c FROM businesses`).get() as { c: number };
+  if (row.c === 0) {
+    console.log("[seed] Base de datos vacía — creando negocio demo y admin…");
+    const biz = db
+      .prepare(
+        `INSERT INTO businesses (name, industry, currency, currency_symbol, phone, address, plan, status)
+         VALUES (?, ?, ?, ?, ?, ?, 'trial', 'active') RETURNING id`
+      )
+      .get("Lumière Estética & Spa", "Estética y Spa", "MXN", "$", "+52 55 1234 5678", "Av. Reforma 245, CDMX") as { id: number };
+    seedBusiness({
+      businessId: biz.id,
+      template: getTemplate(DEFAULT_TEMPLATE_KEY)!,
+      ownerEmail: "[email protected]",
+      ownerName: "Daniela Reyes",
+    });
+  }
+}
+ensureSeed();
+// On startup, refresh pending reminders for all active businesses (idempotent).
+try {
+  const bids = db.prepare(`SELECT id FROM businesses WHERE status = 'active'`).all() as { id: number }[];
+  for (const b of bids) scheduleReminders(b.id);
+} catch (e) {
+  console.warn("[reminders] no se pudieron generar al inicio:", (e as Error).message);
+}
+
+const app = express();
+app.use(cors());
+app.use(express.json({ limit: "1mb" }));
+
+app.use("/api/auth", authRouter);
+// Public booking (no auth)
+app.use("/api/public", bookingRouter);
+// Protected APIs
+app.use("/api/business", authRequired, businessRouter);
+app.use("/api/employees", authRequired, employeesRouter);
+app.use("/api/services", authRequired, servicesRouter);
+app.use("/api/clients", authRequired, clientsRouter);
+app.use("/api/appointments", authRequired, appointmentsRouter);
+app.use("/api/dashboard", authRequired, dashboardRouter);
+app.use("/api/admin", authRequired, adminRouter);
+app.use("/api/settings", authRequired, settingsRouter);
+app.use("/api/cash", authRequired, cashRouter);
+app.use("/api/notifications", authRequired, notificationsRouter);
+
+app.get("/api/health", (_req, res) => res.json({ ok: true, ts: Date.now() }));
+
+// Serve built frontend in production
+const distDir = path.join(ROOT, "dist");
+if (fs.existsSync(distDir)) {
+  app.use(express.static(distDir));
+  app.get("*", (req, res, next) => {
+    if (req.path.startsWith("/api/")) return next();
+    res.sendFile(path.join(distDir, "index.html"));
+  });
+}
+
+app.use((err: any, _req: express.Request, res: express.Response, _next: express.NextFunction) => {
+  console.error("[server error]", err);
+  res.status(err.status || 500).json({ error: err.message || "Error interno" });
+});
+
+const port = Number(process.env.PORT) || 3000;
+const host = process.env.HOST || "0.0.0.0";
+app.listen(port, host, () => {
+  console.log(`AgendaPro API en http://${host}:${port}`);
+});