add support for crlf, add support for changing port

crates/treehouse/src/cli/generate.rs

@@ -249,14 +249,14 @@ pub fn regenerate_or_report_error(paths: &Paths<'_>) {
     }
 }
 
-pub async fn web_server() -> anyhow::Result<()> {
+pub async fn web_server(port: u16) -> anyhow::Result<()> {
     let app = Router::new().nest_service("/", ServeDir::new("target/site"));
 
     #[cfg(debug_assertions)]
     let app = app.layer(LiveReloadLayer::new());
 
-    info!("serving on port 8080");
-    Ok(axum::Server::bind(&([0, 0, 0, 0], 8080).into())
+    info!("serving on port {port}");
+    Ok(axum::Server::bind(&([0, 0, 0, 0], port).into())
         .serve(app.into_make_service())
         .await?)
 }

crates/treehouse/src/cli/mod.rs

@@ -28,9 +28,9 @@ pub enum Command {
 
 #[derive(Args)]
 pub struct GenerateArgs {
-    /// Start a web server serving the static files. Useful with `cargo watch`.
+    /// Start a web server serving the static files on the given port. Useful with `cargo watch`.
     #[clap(short, long)]
-    pub serve: bool,
+    pub serve: Option<u16>,
 }
 
 #[derive(Args)]

crates/treehouse/src/main.rs

@@ -35,8 +35,8 @@ async fn fallible_main() -> anyhow::Result<()> {
 
             regenerate_or_report_error(&paths);
 
-            if regenerate_args.serve {
-                generate::web_server().await?;
+            if let Some(port) = regenerate_args.serve {
+                generate::web_server(port).await?;
             }
         }