[nginx] Solving cross-domain issues

location /xx/ {
    
    

alias /opt/xx/;
# 着重关注下面的代码
add_header Front-End-Https on;
add_header 'Access-Control-Allow-Headers' '*';
add_header 'Access-Control-Allow-Methods' '*';
add_header 'Access-Control-Allow-Origin' $http_origin;
add_header 'Access-Control-Allow-Credentials' 'true';

}
}