finish applying port autoconnect refactor, move entry point to top level, update usage

.old/todo_cli_plugin.rs

@@ -0,0 +1,26 @@
+include!("./lib.rs");
+
+pub fn main () -> Usually<()> {
+    PluginCli::parse().run()
+}
+
+#[derive(Debug, Parser)] #[command(version, about, long_about = None)] pub struct PluginCli {
+    /// Name of JACK client
+    #[arg(short, long)] name: Option<String>,
+    /// Path to plugin
+    #[arg(short, long)] path: Option<String>,
+}
+
+impl PluginCli {
+    fn run (&self) -> Usually<()> {
+        Tui::run(JackConnection::new("tek_plugin")?.activate_with(|jack|{
+            let mut plugin = Plugin::new_lv2(
+                jack,
+                self.name.as_ref().map(|x|x.as_str()).unwrap_or("mixer"),
+                self.path.as_ref().expect("pass --path /to/lv2/plugin.so")
+            )?;
+            Ok(plugin)
+        })?)?;
+        Ok(())
+    }
+}