user www-data;
worker_processes auto;
worker_cpu_affinity auto;
pid /run/nginx.pid;
error_log /var/log/nginx/error.log;
include /etc/nginx/modules-enabled/*.conf;

events {
	worker_connections 768;
	# multi_accept on;
}

http {
	# SPQ structured access log (JSON)
	log_format json_combined escape=json '{ "time":"$time_iso8601", "remote":"$remote_addr", "method":"$request_method", "uri":"$uri", "status":$status, "bytes":$body_bytes_sent, "rt":$request_time }';
    # SPQ DeepSeek AI rate limit zone
    limit_req_zone $binary_remote_addr zone=spq_ai:10m rate=20r/m;
	map $http_upgrade $connection_upgrade {
		default upgrade;
		''      close;
	}

	##
	# Basic Settings
	##

	sendfile on;
	tcp_nopush on;
	types_hash_max_size 2048;
	server_tokens off; # Recommended practice is to turn this off

	# server_names_hash_bucket_size 64;
	# server_name_in_redirect off;

	include /etc/nginx/mime.types;

	# ES modules (.mjs) need text/javascript MIME type — browsers refuse
	# application/octet-stream for dynamic imports.
	types {
		application/javascript mjs;
	}

	default_type application/octet-stream;

	##
	# SSL Settings
	##

	ssl_protocols TLSv1.2 TLSv1.3; # Dropping SSLv3 (POODLE), TLS 1.0, 1.1
	ssl_prefer_server_ciphers off; # Don't force server cipher order.

	##
	# Logging Settings
	##

	access_log /var/log/nginx/access.log;

	##
	# Gzip Settings
	##

	gzip on;

	# gzip_vary on;
	# gzip_proxied any;
	# gzip_comp_level 6;
	# gzip_buffers 16 8k;
	# gzip_http_version 1.1;
	# gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

	##
	# Virtual Host Configs
	##

	include /etc/nginx/conf.d/*.conf;
	include /etc/nginx/sites-enabled/*;
}


#mail {
#	# See sample authentication script at:
#	# http://wiki.nginx.org/ImapAuthenticateWithApachePhpScript
#
#	# auth_http localhost/auth.php;
#	# pop3_capabilities "TOP" "USER";
#	# imap_capabilities "IMAP4rev1" "UIDPLUS";
#
#	server {
#		listen     localhost:110;
#		protocol   pop3;
#		proxy      on;
#	}
#
#	server {
#		listen     localhost:143;
#		protocol   imap;
#		proxy      on;
#	}
#}