feat: Add command goose update to update goose CLI version

crates/goose-cli/src/commands/mod.rs

@@ -2,3 +2,4 @@ pub mod agent_version;
 pub mod configure;
 pub mod info;
 pub mod mcp;
+pub mod update;

crates/goose-cli/src/commands/update.rs

@@ -0,0 +1,34 @@
+use std::process::Command;
+
+use anyhow::Result;
+
+const DOWNLOAD_SCRIPT_URL: &str =
+    "https://github.com/block/goose/releases/download/stable/download_cli.sh";
+
+pub fn update(canary: bool, reconfigure: bool) -> Result<()> {
+    // Get the download script from github
+    let curl_output = Command::new("curl")
+        .arg("-fsSL")
+        .arg(DOWNLOAD_SCRIPT_URL)
+        .output()?;
+
+    if !curl_output.status.success() {
+        anyhow::bail!(
+            "Failed to download update script: {}",
+            std::str::from_utf8(&curl_output.stderr)?
+        );
+    }
+
+    let shell_str = std::str::from_utf8(&curl_output.stdout)?;
+
+    let update = Command::new("bash")
+        .arg("-c")
+        .arg(shell_str)
+        .env("CANARY", canary.to_string())
+        .env("CONFIGURE", reconfigure.to_string())
+        .spawn()?;
+
+    update.wait_with_output()?;
+
+    Ok(())
+}

crates/goose-cli/src/main.rs

@@ -149,6 +149,23 @@ enum Command {
 
     /// List available agent versions
     Agents(AgentCommand),
+
+    /// Update the Goose CLI version
+    #[command(about = "Update the goose CLI version")]
+    Update {
+        /// Update to canary version
+        #[arg(
+            short,
+            long,
+            help = "Update to canary version",
+            long_help = "Update to the latest canary version of the goose CLI, otherwise updates to the latest stable version."
+        )]
+        canary: bool,
+
+        /// Enforce to re-configure Goose during update
+        #[arg(short, long, help = "Enforce to re-configure goose during update")]
+        reconfigure: bool,
+    },
 }
 
 #[derive(clap::ValueEnum, Clone, Debug)]
@@ -220,6 +237,13 @@ async fn main() -> Result<()> {
             cmd.run()?;
             return Ok(());
         }
+        Some(Command::Update {
+            canary,
+            reconfigure,
+        }) => {
+            goose_cli::commands::update::update(canary, reconfigure)?;
+            return Ok(());
+        }
         None => {
             Cli::command().print_help()?;
             println!();

documentation/docs/guides/updating-goose.md

@@ -1,6 +1,7 @@
 ---
 sidebar_position: 2
 ---
+
 # Updating Goose
 
 import Tabs from '@theme/Tabs';
@@ -12,10 +13,15 @@ import Link from "@docusaurus/Link";
 To update Goose to the latest stable version, reinstall using the instructions below
 :::
 
-
 <Tabs groupId="interface">
   <TabItem value="cli" label="Goose CLI" default>
-    You can update Goose by running the [installation](/docs/getting-started/installation) script again:
+    You can update Goose by simply running:
+
+    ```sh
+    goose update
+    ```
+
+    Or you can run the [installation](/docs/getting-started/installation) script again:
 
     ```sh
     curl -fsSL https://github.com/block/goose/releases/download/stable/download_cli.sh | CONFIGURE=false bash
@@ -49,4 +55,3 @@ To update Goose to the latest stable version, reinstall using the instructions b
 </Tabs>
 
 All configuration settings will remain the same, with Goose updated to the latest version.
-