build.bash

#!/usr/bin/env bash

apt update
apt install imagemagick

cat << EOF > ${1}/privileged.toml
[[layers]]
paths = [ "/usr" ]
launch = true
build = true
cache = true

[[layers]]
paths = [ "/var" ]
launch = false
build = false
cache = true
EOF

build2.bash

#!/usr/bin/env bash

apt update
apt install imagemagick

cat << EOF > ${1}/usr.toml
paths = [ "/usr" ]
launch = true
build = true
cache = true
EOF

cat << EOF > ${1}/var.toml
paths = [ "/var" ]
launch = false
build = false
cache = true
EOF