package docker import ( "dagger.io/alpine" "dagger.io/dagger/op" ) // Generate a random number random: { string #up: [ op.#Load & {from: alpine.#Image}, op.#Exec & { args: ["sh", "-c", "cat /dev/urandom | tr -dc 'a-z' | fold -w 10 | head -n 1 | tr -d '\n' > /rand"] }, op.#Export & { source: "/rand" }, ] }