sudo apt install libarchive-tools
curl -O https://dl.google.com/android/repository/platform-tools_r31.0.3-linux.zip
bsdtar xvf platform-tools_r31.0.3-linux.zip
export PATH="$PWD/platform-tools:$PATH"
sudo apt install android-sdk-platform-tools-common
sudo apt install signify-openbsd
fastboot --version
fastboot flashing unlock
curl -O https://releases.grapheneos.org/factory.pub
curl -O https://releases.grapheneos.org/sunfish-factory-2021081411.zip
curl -O https://releases.grapheneos.org/sunfish-factory-2021081411.zip.sig
signify-openbsd -Cqp factory.pub -x sunfish-factory-2021081411.zip.sig && echo verified
bsdtar xvf sunfish-factory-2021081411.zip
cd sunfish-factory-2021081411
./flash-all.sh
fastboot flashing lock