ProtonAOSP is a minimal custom Android ROM focused on UI/UX and performance, with a touch of security and privacy. It is based on Android Open Source Project (AOSP).
First, make sure you have an Android build environment and the repo tool set up. After that, run the following commands:
repo init -u https://github.com/ProtonCAF/android_manifest -b rvc
repo sync -c -j$(nproc --all) --force-sync --no-clone-bundle --no-tags
. build/envsetup.sh
lunch aosp_RMX1851-userdebug
mka bacon