# nginx.conf
server {
    listen 8080;
    server_name localhost;
    
    # Static file serving
    location /static/ {
        alias /path/to/your/project/static/;
        expires 1d;
        add_header Cache-Control "public, no-transform";
    }
    
    # Proxy all other requests to Flask
    location / {
        proxy_pass http://127.0.0.1:5000;
        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;
        
        # SSE specific headers
        proxy_buffering off;
        proxy_cache off;
        proxy_set_header Connection '';
        proxy_http_version 1.1;
        chunked_transfer_encoding off;
    }
    
    # SSE endpoint optimization
    location /events {
        proxy_pass http://127.0.0.1:5000/events;
        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;
        
        # Disable buffering for real-time updates
        proxy_buffering off;
        proxy_cache off;
        proxy_read_timeout 24h;
        proxy_send_timeout 24h;
        proxy_set_header Connection '';
        proxy_http_version 1.1;
        chunked_transfer_encoding off;
        
        # CORS headers if needed
        add_header Access-Control-Allow-Origin *;
        add_header Access-Control-Allow-Methods "GET, OPTIONS";
        add_header Access-Control-Allow-Headers "Origin, Content-Type";
    }
}