nginx.conf.example

# Example nginx configuration for conceal.network
# Place this in /etc/nginx/sites-available/conceal.network
# Then create symlink: sudo ln -s /etc/nginx/sites-available/conceal.network /etc/nginx/sites-enabled/

server {
    listen 80;
    listen [::]:80;
    server_name conceal.network www.conceal.network;

    # Redirect HTTP to HTTPS
    return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name conceal.network www.conceal.network;

    # SSL certificates (adjust paths as needed)
    # Use Let's Encrypt: certbot certonly --nginx -d conceal.network -d www.conceal.network
    ssl_certificate /etc/letsencrypt/live/conceal.network/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/conceal.network/privkey.pem;

    # SSL configuration
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers HIGH:!aNULL:!MD5;
    ssl_prefer_server_ciphers on;

    # Root directory (where dist folder is deployed)
    root /var/www/conceal.network;
    index index.html;

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml+rss application/json application/javascript;

    # Proxy for pools API (handles CORS)
    location /api/pools {
        proxy_pass https://explorer.conceal.network/services/pools/data;
        proxy_set_header Host explorer.conceal.network;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        
        # CORS headers
        add_header Access-Control-Allow-Origin * always;
        add_header Access-Control-Allow-Methods "GET, OPTIONS" always;
        add_header Access-Control-Allow-Headers "Content-Type" always;
        
        if ($request_method = 'OPTIONS') {
            return 204;
        }
    }

    # Handle React Router (SPA routing)
    location / {
        try_files $uri $uri/ /index.html;
    }

    # Cache static assets
    location ~* \.(jpg|jpeg|png|gif|ico|css|js|svg|woff|woff2|ttf|eot)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "no-referrer-when-downgrade" always;
}