Production upgrade: Clerk auth, Stripe billing, analytics, PWA support

Backend & Auth:
- Add @clerk/nextjs for production authentication
- Create src/proxy.ts with clerkMiddleware() for route protection
- Implement multi-tenant auth with role-based access control
- Add Clerk components (Show, UserButton, SignInButton, SignUpButton)

Billing & Payments:
- Full Stripe integration (subscriptions, add-ons, customer portal)
- Plan tiers: Starter 9/mo, Farm 49/mo, Enterprise 99/mo
- Webhook handling for subscription events
- createSubscription(), createAddonSubscription(), createCustomerPortalSession()

API & Security:
- Rate limiting with @upstash/ratelimit (100 req/min API, 20 req/min checkout)
- Zod validation schemas for all endpoints (orders, products, campaigns, etc.)
- Security headers (CSP, HSTS, X-Frame-Options)
- API routes: /api/v1/ with validated, rate-limited endpoints

Monitoring:
- Sentry error tracking with performance monitoring
- PostHog analytics for feature usage, funnels, cohorts
- User activity logging and breadcrumb tracking

Admin Features:
- Analytics dashboard with revenue charts, customer growth, conversion funnel
- Onboarding flow with 6-step interactive tour
- Referral system with share tracking and reward redemption
- Changelog feed with in-app notifications

PWA & SEO:
- Web app manifest with icons and shortcuts
- Service worker for offline support and caching
- Full SEO metadata, OpenGraph, Twitter cards
- Structured data (JSON-LD) for organization and products

Database:
- Add referral_codes, changelogs, onboarding_progress tables
- Add user_activity_logs, api_keys, notification_preferences
- Comprehensive RLS policies for all new tables
- Seed data for demo brands and products

package.json

@@ -1,21 +1,29 @@
 {
   "name": "route-commerce-platform",
-  "version": "0.1.0",
+  "version": "1.0.0",
   "private": true,
   "scripts": {
     "dev": "node fix-agents.js && next dev --webpack -H 0.0.0.0",
     "build": "next build --webpack",
     "start": "next start",
     "lint": "eslint",
+    "lint:fix": "eslint --fix",
     "migrate": "node supabase/push-migrations.js",
-    "migrate:one": "node supabase/push-migrations.js"
+    "migrate:one": "node supabase/push-migrations.js",
+    "type-check": "npx tsc --noEmit",
+    "format": "prettier --write \"src/**/*.{ts,tsx}\"",
+    "postinstall": "next-env file generation"
   },
   "dependencies": {
     "@anthropic-ai/sdk": "^0.96.0",
+    "@clerk/nextjs": "^7.4.2",
     "@google/generative-ai": "^0.24.1",
     "@gsap/react": "^2.1.2",
+    "@sentry/nextjs": "^10.55.0",
     "@supabase/ssr": "^0.10.2",
     "@supabase/supabase-js": "^2.105.3",
+    "@upstash/ratelimit": "^2.0.8",
+    "@upstash/redis": "^1.38.0",
     "exceljs": "^4.4.0",
     "framer-motion": "^12.40.0",
     "gsap": "^3.15.0",
@@ -24,13 +32,15 @@
     "openai": "^6.37.0",
     "papaparse": "^5.5.3",
     "pdf-lib": "^1.17.1",
+    "posthog-node": "^5.35.11",
     "qrcode": "^1.5.4",
     "react": "19.2.4",
     "react-dom": "19.2.4",
     "server-only": "^0.0.1",
     "square": "^44.0.1",
     "stripe": "^22.1.1",
-    "uuid": "^11.1.1"
+    "uuid": "^11.1.1",
+    "zod": "^4.4.3"
   },
   "devDependencies": {
     "@playwright/test": "^1.60.0",
@@ -40,6 +50,7 @@
     "@types/qrcode": "^1.5.6",
     "@types/react": "^19",
     "@types/react-dom": "^19",
+    "@types/uuid": "^11.0.0",
     "dotenv": "^17.4.2",
     "eslint": "^9",
     "eslint-config-next": "16.2.5",