Add full monorepo: virtual-banker, backend, frontend, docs, scripts, deployment

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

deployment/QUICK_DEPLOY.md

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+# Quick Deployment Reference
+
+Quick command reference for deploying the platform.
+
+## One-Command Setup (Partial)
+
+```bash
+# Run automated script (sets up container and dependencies)
+./deployment/scripts/deploy-lxc.sh
+```
+
+## Essential Commands
+
+### Container Management
+```bash
+# Create container
+pct create 100 local:vztmpl/ubuntu-22.04-standard_22.04-1_amd64.tar.zst \
+  --hostname explorer-prod --memory 16384 --cores 4 --unprivileged 0
+
+# Start/Stop
+pct start 100
+pct stop 100
+pct enter 100
+```
+
+### Services
+```bash
+# Start all services
+systemctl start explorer-indexer explorer-api explorer-frontend
+
+# Check status
+systemctl status explorer-indexer
+journalctl -u explorer-indexer -f
+
+# Restart
+systemctl restart explorer-api
+```
+
+### Database
+```bash
+# Run migrations
+cd /home/explorer/explorer-monorepo/backend
+go run database/migrations/migrate.go
+
+# Backup
+pg_dump -U explorer explorer | gzip > backup.sql.gz
+```
+
+### Nginx
+```bash
+# Test config
+nginx -t
+
+# Reload
+systemctl reload nginx
+
+# Check logs
+tail -f /var/log/nginx/explorer-error.log
+```
+
+### Cloudflare Tunnel
+```bash
+# Create tunnel
+cloudflared tunnel create explorer-tunnel
+
+# Run tunnel
+cloudflared tunnel --config /etc/cloudflared/config.yml run
+
+# Service management
+systemctl start cloudflared
+systemctl status cloudflared
+```
+
+### Health Checks
+```bash
+# API health
+curl http://localhost:8080/health
+
+# Frontend
+curl http://localhost:3000
+
+# Through Nginx
+curl http://localhost/api/health
+
+# Through Cloudflare
+curl https://explorer.d-bis.org/api/health
+```
+
+## File Locations
+
+- **Config**: `/home/explorer/explorer-monorepo/.env`
+- **Services**: `/etc/systemd/system/explorer-*.service`
+- **Nginx**: `/etc/nginx/sites-available/explorer`
+- **Tunnel**: `/etc/cloudflared/config.yml`
+- **Logs**: `/var/log/explorer/` and `journalctl -u explorer-*`
+
+## Common Issues
+
+### Service won't start
+```bash
+journalctl -u explorer-api --since "10 minutes ago"
+systemctl restart explorer-api
+```
+
+### Database connection failed
+```bash
+sudo -u postgres psql
+\c explorer
+\dt  # List tables
+```
+
+### Nginx 502 Bad Gateway
+```bash
+# Check if API is running
+curl http://localhost:8080/health
+# Check Nginx error log
+tail -f /var/log/nginx/explorer-error.log
+```
+
+### Cloudflare Tunnel not working
+```bash
+cloudflared tunnel info explorer-tunnel
+journalctl -u cloudflared -f
+```
+
+## Emergency Rollback
+
+```bash
+# Stop all services
+systemctl stop explorer-indexer explorer-api explorer-frontend
+
+# Restore from backup
+gunzip < backup.sql.gz | psql -U explorer explorer
+
+# Restart services
+systemctl start explorer-indexer explorer-api explorer-frontend
+```
+