nix (#7)

npm
cargo

npm/deskctl-cli/README.md

@@ -0,0 +1,36 @@
+# deskctl-cli
+
+`deskctl-cli` installs the `deskctl` command for Linux X11 systems.
+
+## Install
+
+```bash
+npm install -g deskctl-cli
+```
+
+After install, run:
+
+```bash
+deskctl --help
+```
+
+One-shot usage is also supported:
+
+```bash
+npx deskctl-cli --help
+```
+
+## Runtime Support
+
+- Linux
+- X11 session
+- currently packaged release asset: `linux-x64`
+
+`deskctl-cli` downloads the matching GitHub Release binary during install.
+Unsupported targets fail during install with a clear runtime support error instead of installing a broken command.
+
+If you want the Rust source-install path instead, use:
+
+```bash
+cargo install deskctl
+```