upstream paperless_upstream {
    server 172.20.0.4:8000;
}

server {
    listen 80;
    server_name docs.mrx8086.com;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    server_name docs.mrx8086.com;

    # SSL Configuration
    ssl_certificate /etc/nginx/ssl/mrx8086.com/fullchain.pem;
    ssl_certificate_key /etc/nginx/ssl/mrx8086.com/privkey.pem;

    # Essential security settings
    ssl_protocols TLSv1.2 TLSv1.3;

    # Global proxy settings (important for Django)
    proxy_set_header Host $host;
    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;
    proxy_http_version 1.1;
    proxy_redirect off;

    # Buffer settings
    proxy_buffer_size 128k;
    proxy_buffers 4 256k;
    proxy_busy_buffers_size 256k;

    # Required for document upload
    client_max_body_size 512M;

    # Main application
    location / {
        proxy_pass http://paperless_upstream;
        proxy_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }

    # WebSocket support (required for live updates)
    location /ws {
        proxy_pass http://paperless_upstream;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 86400;
    }
}