caddy proxy for openai

Caddyfile:

openai-proxy.tandav.me {
	reverse_proxy https://api.openai.com {
        header_up Host {http.reverse_proxy.upstream.hostport}
        header_up X-Real-IP {http.request.remote}
        header_up X-Forwarded-For {http.request.remote}
        header_up X-Forwarded-Port {http.request.port}
        header_up X-Forwarded-Proto {http.request.scheme}
    }
}