{
  lib,
  rustPlatform,
  fetchFromGitHub,
}:
rustPlatform.buildRustPackage (finalAttrs: {
  pname = "typst-bot";
  version = lib.substring 0 8 finalAttrs.src.rev;

  src = fetchFromGitHub {
    owner = "mattfbacon";
    repo = "typst-bot";
    rev = "a4f2e0ea6046a1f9d551c1543d42696107d18a78";
    hash = "sha256-bLB9W/2nHPL/T2TxTJLBBC5JSQczklZ34n6AJAR/3gI=";
  };

  preBuild = ''
    # Don't use the upstream way of embedding the git rev
    echo 'fn main() { println!("cargo:rustc-env=BUILD_SHA=${finalAttrs.src.rev}"); }' > crates/bot/build.rs

    # Patch the command calling the worker by name.
    substituteInPlace crates/bot/src/worker.rs --replace-fail \
      '"./worker"' \
      '"${placeholder "out"}/bin/worker"'
  '';

  cargoBuildFlags = [ "--workspace" ];

  cargoLock = {
    lockFile = "${finalAttrs.src}/Cargo.lock";
    outputHashes = {
      "poise-0.6.1" = "sha256-/UrFlHWDsCDaqWd+XchmH0PzauxIWuYaJp9ZZh3W+50=";
      "typst-dev-assets-0.14.2" = "sha256-mRkQXg1YG0qqcTVtgpQpvKw54RM9FBo1EgM2WJFbQAI=";
    };
  };
})