# Proxy headers
proxy_set_header Host $http_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_set_header X-Request-ID $request_id;

# Proxy settings
proxy_connect_timeout 60s;
proxy_send_timeout 60s;
proxy_read_timeout 60s;
proxy_buffering off;
proxy_request_buffering off;
proxy_http_version 1.1;
proxy_set_header Connection "";

# Error handling
proxy_intercept_errors on;
proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;