docker/rootfs/tmp/etc/nginx/nginx.conf

# nginx configuration for proxying

user                                                REPLACE_WWW_USER;
worker_processes                                    auto;
daemon                                              on;
error_log                                           REPLACE_LOG_DIR/nginx.log warn;
pid                                                 REPLACE_RUN_DIR/nginx.pid;
events                                              { worker_connections 1024; }

http {
    include                                         REPLACE_ETC_DIR/mime.types;
    default_type                                    "text/html";
    sendfile                                        on;
    keepalive_timeout                               65;
    gzip                                            on;
    map                                             $http_upgrade $connection_upgrade { default upgrade; '' close; }
    disable_symlinks                                off;

    server {
        listen                                      0.0.0.0:80 default_server;
        server_name                                 REPLACE_SERVER_NAME;
        client_max_body_size                        0;
        proxy_intercept_errors                      off;
        add_header X-Frame-Options                  "SAMEORIGIN" always;
        add_header X-XSS-Protection                 "1; mode=block" always;
        add_header X-Content-Type-Options           "nosniff" always;
        add_header Referrer-Policy                  "no-referrer-when-downgrade" always;
        add_header Content-Security-Policy          "script-src 'self' 'unsafe-inline' 'unsafe-eval' *; frame-src 'self' *; object-src 'self'" always;
        index                                       index.php index.cgi index.pl index.aspx index.txt index.json index.html index.unknown.php index.default.php;
        root                                        /var/lib/nginx/html;

        location / {
            root                                    REPLACE_SERVER_WWW_DIR;
        }

        location /health {
            default_type                            text/plain;
            return 200                              'ok';
        }
        location /health/text {
            default_type                            text/plain;
            return 200                              'ok';
        }
        location /health/json {
            default_type                            application/json;
            return 200                              '{"status":"ok","message":"running"}';
        }
        
        
        location /v2 {
            send_timeout                            3600;
            client_max_body_size                    0;
            proxy_http_version                      1.1;
            proxy_intercept_errors                  off;
            proxy_send_timeout                      3600;
            proxy_read_timeout                      3600;
            proxy_connect_timeout                   3600;
            proxy_buffering                         off;
            proxy_request_buffering                 off;
            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_pass                              http://127.0.0.1:5000/v2;
        }
        location /debug {
            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_pass                              http://127.0.0.1:5001/debug;
        }
        location /metrics {
            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_pass                              http://127.0.0.1:5001/metrics;
        }
    }
}