nginx proxy for openai api

openai-api.conf

server {
    listen 80;
    server_name openai-api.xxx.link;
    error_log /var/log/nginx/openai-api/nginx-error.log;
    access_log /var/log/nginx/openai-api/nginx-access.log main;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    server_name openai-api.xxx.link;
    error_log /var/log/nginx/openai-api/nginx-error-ssl.log;
    access_log /var/log/nginx/openai-api/nginx-access-ssl.log main;

    ssl_certificate /data/acme.sh/xxx.link/fullchain.cer;
    ssl_certificate_key /data/acme.sh/xxx.link/bi83.link.key;
    include /etc/nginx/ssl/options-ssl-nginx.conf;
    ssl_dhparam /etc/nginx/ssl/ssl-dhparam.pem;

    ignore_invalid_headers off;
    client_max_body_size 0;
    proxy_buffering off;

    location /v1/audio/speech {
            proxy_pass https://api.openai.com/v1/audio/speech;
            proxy_ssl_name api.openai.com;
            proxy_ssl_server_name on;
            # Forward all headers
            proxy_pass_request_headers on;
            # proxy_http_version 1.1;
    }

}