#extension docker begin
    location ~ ^/wef.* {
            proxy_pass http://0.0.0.0:7914;
            proxy_set_header Host              $host;
            proxy_set_header X-Real-IP         $remote_addr;
            proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
    }

    #extension docker end

(7914 is the external port of the container, so that's correct)