package test import ( "dagger.io/dagger" "dagger.io/dagger/engine" "universe.dagger.io/alpine" ) dagger.#Plan & { actions: { build: alpine.#Build & { // install an old version on purpose version: "3.10.9" } check: engine.#Readfile & { input: build.output.rootfs path: "/etc/alpine-release" contents: "3.10.9\n" } } }