Redmi Router AC2100 customized framework.
红米路由器AC2100 PADAVAN（老毛子）固件解包自修补
https://github.com/TylerTemp/padavan-firmware-modify-tool
extract: modify.sh e firmware.trx
re-create: modify.sh c /path/to/unpacked/firmware/folder
Get from https://iroot.cc/162.html
主要就是修复了原固件中Adguard Home的启动脚本，路由器后台不能将53端口的udp请求转发给Adguard home的错误。
解决方案来源：https://www.right.com.cn/forum/forum.php?mod=viewthread&tid=4052341
Fix the bug in the Adguard Home boot script which let the requests from port 53 can not be forward to the Adguard Home as excepted.
Solution founder: https://www.right.com.cn/forum/forum.php?mod=viewthread&tid=4052341