if ! has nix_direnv_version || ! nix_direnv_version 3.0.3; then
    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.3/direnvrc" "sha256-0EVQVNSRQWsln+rgPW3mXVmnF5sfcmKEYOmOSfLYxHg="
fi
use flake