package main import ( "dagger.io/dagger" ) dagger.#Plan & { actions: { image: dagger.#Pull & { source: "alpine:3.15.0@sha256:e7d88de73db3d3fd9b2d63aa7f447a10fd0220b7cbf39803c803f2af9ba256b3" } readfile: dagger.#ReadFile & { input: image.output path: "/etc/alpine-release" } & { // assert result contents: "3.15.0\n" } } }