Production deployment with Docker and full system fixes

- Added Docker support (Dockerfiles, docker-compose.yml)
- Fixed authentication and authorization (token storage, CORS, permissions)
- Fixed API response transformations for all modules
- Added production deployment scripts and guides
- Fixed frontend permission checks and module access
- Added database seeding script for production
- Complete documentation for deployment and configuration

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

frontend/next.config.js

@@ -1,6 +1,7 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
   reactStrictMode: true,
+  output: 'standalone',
   env: {
     API_URL: process.env.NEXT_PUBLIC_API_URL || 'http://localhost:5000/api/v1',
   },