diff --git a/src/main.rs b/src/main.rs
deleted file mode 100644
index 129cecf..0000000
--- a/src/main.rs
+++ /dev/null
@@ -1,45 +0,0 @@
-use anyhow::Result;
-use m::vfd::VfdConfig;
-use m::worker::VfdWorker;
-use std::time::Duration;
-
-fn main() -> Result<()> {
-    let port_name = std::env::args()
-        .nth(1)
-        .unwrap_or("/dev/cu.usbmodem101".into());
-    let width: usize = std::env::args()
-        .nth(2)
-        .as_deref()
-        .unwrap_or("20")
-        .parse()
-        .unwrap_or(20);
-
-    let cfg = VfdConfig::new(port_name).with_width(width);
-    let worker = VfdWorker::start(cfg)?;
-    let vfd = worker.handle();
-
-    // === бизнес-логика (демо) ===
-    vfd.clear();
-    vfd.set_brightness(0);
-
-    vfd.set_marquee_text(" Вставай самурай, у нас город в огне! Пора на работу!");
-    vfd.start_marquee(1, 8, Duration::from_millis(1500));
-
-    {
-        std::thread::sleep(Duration::from_millis(800));
-        vfd.set_brightness(1);
-        std::thread::sleep(Duration::from_millis(800));
-        vfd.set_brightness(2);
-        std::thread::sleep(Duration::from_millis(800));
-        vfd.set_brightness(3);
-        std::thread::sleep(Duration::from_millis(800));
-        vfd.set_brightness(4);
-    }
-    // останавливаем
-    std::thread::sleep(Duration::from_secs(30));
-    vfd.stop_marquee();
-
-    // graceful shutdown (или просто выйти — Drop у VfdWorker сделает shutdown+join)
-    vfd.shutdown();
-    Ok(())
-}