Fix first startup on macOS

src/main.rs

@@ -172,17 +172,15 @@ async fn run_exec(
 fn prompt_first_endpoint() -> Result<(String, String)> {
     use std::io::{BufRead, BufReader, Write};
 
-    // Open /dev/tty directly so input works even when launched via `curl | bash`
-    // (where stdin is the pipe carrying the script, not the keyboard).
-    let tty = std::fs::OpenOptions::new()
-        .read(true)
-        .write(true)
-        .open("/dev/tty")
+    // Open /dev/tty read-only for keyboard input so the wizard works even when
+    // stdin is a pipe (e.g. `curl | bash`). Writing goes through stdout so we
+    // don't touch the terminal's write-side state before crossterm takes over.
+    let tty_in = std::fs::File::open("/dev/tty")
         .map_err(|e| anyhow::anyhow!(
             "Не удалось открыть терминал ({e}). Запустите ostiary напрямую."
         ))?;
-    let mut out = tty.try_clone()?;
-    let mut reader = BufReader::new(tty);
+    let mut reader = BufReader::new(tty_in);
+    let mut out = std::io::stdout();
 
     writeln!(out)?;
     writeln!(out, "  ╔══════════════════════════════════╗")?;