Document cargo install in README.md

Cargo.lock

@@ -592,7 +592,7 @@ dependencies = [
 
 [[package]]
 name = "ntfy-run"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "clap",
  "itertools",

Cargo.toml

@@ -1,7 +1,19 @@
 [package]
 name = "ntfy-run"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
+authors = ["Quantum <me@quantum5.ca>"]
+description = "ntfy-run is a tool to run a command, capture its output, and send it to a ntfy server."
+readme = "README.md"
+homepage = "https://github.com/quantum5/ntfy-run"
+repository = "https://github.com/quantum5/ntfy-run"
+license = "GPL-3.0-or-later"
+keywords = ["ntfy", "cron", "notifications", "utility"]
+categories = ["command-line-interface"]
+
+exclude = [
+    ".github/*"
+]
 
 [dependencies]
 clap = { version = "4.5.20", features = ["derive", "env"] }

README.md

@@ -16,7 +16,13 @@ sudo wget https://github.com/quantum5/ntfy-run/releases/latest/download/ntfy-run
 sudo chmod a+x /usr/local/bin/ntfy-run
 ```
 
-Alternatively, build it yourself:
+You can also install the latest release with `cargo`:
+
+```bash
+cargo install ntfy-run
+```
+
+Finally, you can build the latest Git version yourself:
 
 ```bash
 git clone https://github.com/quantum5/ntfy-run.git

src/main.rs

@@ -1,13 +1,13 @@
-use crate::runner::CaptureError;
+use crate::runner::{CaptureError, CapturedOutput};
 use clap::Parser;
-use runner::CapturedOutput;
+use std::process::exit;
 
 mod quote;
 mod runner;
 mod tap_stream;
 
 #[derive(Parser)]
-/// Tool to run a command, capture its output, and send it to ntfy.
+#[command(version, about)]
 struct Cli {
     /// URL of the ntfy server and topic, e.g. https://ntfy.sh/topic
     #[arg(short = 'n', long = "ntfy-url", env = "NTFY_URL", alias = "url")]
@@ -210,7 +210,13 @@ async fn main() {
     };
 
     match request.send().await.and_then(|r| r.error_for_status()) {
-        Ok(_) => (),
-        Err(error) => eprintln!("Failed to send request to ntfy: {}", error),
+        Ok(_) => exit(match status {
+            Some(code) => code.code().unwrap_or(255),
+            None => 255,
+        }),
+        Err(error) => {
+            eprintln!("Failed to send request to ntfy: {}", error);
+            exit(37)
+        }
     }
 }

src/runner.rs

@@ -1,7 +1,6 @@
 use crate::tap_stream::{ReadOrWrite, TapStream};
 use std::process::{ExitStatus, Stdio};
-use tokio::process::Command;
-use tokio::{io, select};
+use tokio::{io, process::Command, select};
 
 pub enum CaptureError {
     Spawn(io::Error),