dt-cli is in the AUR, you can install it with your favorite package manager:
dt-cli
$ paru -S dt-cli
Alternatively, you can:
Download latest release from GitHub
Install from crates.io:
$ cargo install dt-cli
Build from source:
$ git clone git@github.com:blurgyy/dt.git $ cd dt $ cargo test --release $ cargo install --path=dt-cli