package main import ( "dagger.io/dagger" "dagger.io/dagger/core" ) dagger.#Plan & { actions: { image: core.#Pull & { source: "alpine:3.15.0@sha256:e7d88de73db3d3fd9b2d63aa7f447a10fd0220b7cbf39803c803f2af9ba256b3" } exec: core.#Exec & { input: image.output args: ["sh", "-c", "echo -n hello world > /output.txt"] } verify: core.#ReadFile & { input: exec.output path: "/output.txt" } & { // assert result contents: "hello world" } } }