our custom ngx_tiny module source code:
https://github.com/learning-nginx-in-persian/session-011/tree/main/ngx-tiny-echo
setup_ngx_tiny_module instructions:
https://github.com/learning-nginx-in-persian/session-011/blob/main/setup_ngx_tiny_module.md
use_geoip2_module instruction as sample of using thirdparty module:
https://github.com/learning-nginx-in-persian/session-011/blob/main/use_geoip2_module.md