updated README.md

Author: kavehtehrani

README.md

@@ -35,14 +35,27 @@ For the lazy:
 curl -fsSL https://raw.githubusercontent.com/kavehtehrani/cloudflare-speed-cli/main/install.sh | sh
 ```
 
-### Arch Linux
+### Linux Distribution Packages
+
+As other people have kindly contributed, I've merged their pull requests for the distro they have
+contributed toward. My main OS is Ubuntu and Fedora, and the main distribution mechanism for this package is via
+['cargo-dist'](https://github.com/axodotdev/cargo-dist) which I have found helpful in generating the compatible binaries 
+via github actions. If you would like to contribute for other distros, please open an issue or send in a pull request.
+
+#### Arch Linux
 
 The package can be installed from the [official repositories](https://archlinux.org/packages/extra/x86_64/cloudflare-speed-cli/):
 
 ```bash
 pacman -S cloudflare-speed-cli
 ```
 
+#### NixOS
+
+```bash
+ nix run github:kavehtehrani/cloudflare-speed-cli
+ ```
+
 ### Binaries
 
 Download the static binary for your system from the

src/main.rs

@@ -19,7 +19,6 @@ async fn main() -> Result<()> {
 
     match cli::run(args).await {
         Ok(()) => {
-            // Explicitly exit with code 0 on success, especially for non-TUI modes
             if is_non_tui {
                 std::process::exit(0);
             }