Download, edit, and run this script on a modern Debian or Ubuntu OS to quickly and easily create custom OpenWrt builds.
Download
wget "https://github.com/ctonton/Quick_OpenWrt/raw/main/build.sh" && chmod +x build.sh
Edit
nano build.sh
Run
bash build.sh
For more information about using the Image Builder, visit https://openwrt.org/docs/guide-user/additional-software/imagebuilder