feat: enterprise-grade Docker setup for Dokploy deployment

- Add multi-stage Dockerfile (node-builder, composer-builder, production)
- Add Nginx config with WebSocket proxy at /_ws path
- Add PHP-FPM pool config, php.ini with OPcache tuning
- Add Supervisord managing 7 processes: php-fpm, nginx, horizon, scheduler, reverb, pulse-check, pulse-work
- Add entrypoint.sh with auto-migration, config caching, storage setup
- Add .dockerignore and .env.production.example
- Install laravel/horizon for production queue management and dashboard
- Install laravel/pulse for production monitoring with Reverb integration
- Configure TrustProxies middleware for HTTPS behind Traefik
- Add horizon:snapshot to scheduler
- Add VITE_REVERB_PATH for WebSocket path routing through Nginx

docker/php.ini

@@ -0,0 +1,21 @@
+[PHP]
+expose_php = Off
+display_errors = Off
+display_startup_errors = Off
+log_errors = On
+error_log = /dev/stderr
+memory_limit = 256M
+upload_max_filesize = 64M
+post_max_size = 64M
+max_execution_time = 60
+max_input_time = 60
+variables_order = "EGPCS"
+
+[opcache]
+opcache.enable=1
+opcache.memory_consumption=256
+opcache.interned_strings_buffer=16
+opcache.max_accelerated_files=20000
+opcache.validate_timestamps=0
+opcache.save_comments=1
+opcache.fast_shutdown=1