feat: set port configurable

src/cli/cfg.rs

@@ -40,6 +40,11 @@ pub struct ConfigOptsServe {
     #[clap(parse(from_os_str))]
     pub target: Option<PathBuf>,
 
+    /// Port of dev server
+    #[clap(long)]
+    #[clap(default_value_t = 8080)]
+    pub port: u16,
+
     /// Build a example [default: ""]
     #[clap(long)]
     pub example: Option<String>,

src/cli/serve/mod.rs

@@ -69,7 +69,7 @@ impl Serve {
         Serve::regen_dev_page(&crate_config)?;
 
         // start the develop server
-        server::startup(crate_config.clone()).await?;
+        server::startup(self.serve.port, crate_config.clone()).await?;
 
         Ok(())
     }