env/keycloak/nginx.conf

server {
	server_name ${KEYCLOAK_HOSTNAME} ${KEYCLOAK_HOSTNAME}.${DOMAIN_NAME};
	client_max_body_size 128m;

	location / {
		proxy_pass http://keycloak:8080;
		proxy_pass_header Set-Cookie;
		proxy_set_header Host $host;
		proxy_set_header X-Forwarded-For $remote_addr;
		proxy_set_header X-Forwarded-Proto https;
	}

	include /etc/nginx/includes/ssl.conf;
}