feat(stats): refresh triggers background sync

src/main.py

@@ -275,12 +275,23 @@ def handle_display_npub(password_manager: PasswordManager):
 def _display_live_stats(
     password_manager: PasswordManager, interval: float = 1.0
 ) -> None:
-    """Continuously refresh stats until the user presses Enter."""
+    """Continuously refresh stats until the user presses Enter.
+
+    Each refresh also triggers a background sync so the latest stats are
+    displayed if newer data exists on Nostr.
+    """
 
     display_fn = getattr(password_manager, "display_stats", None)
+    sync_fn = getattr(password_manager, "start_background_sync", None)
     if not callable(display_fn):
         return
 
+    if callable(sync_fn):
+        try:
+            sync_fn()
+        except Exception as exc:  # pragma: no cover - sync best effort
+            logging.debug("Background sync failed during stats display: %s", exc)
+
     if not sys.stdin or not sys.stdin.isatty():
         clear_screen()
         display_fn()
@@ -292,6 +303,11 @@ def _display_live_stats(
         return
 
     while True:
+        if callable(sync_fn):
+            try:
+                sync_fn()
+            except Exception:  # pragma: no cover - sync best effort
+                logging.debug("Background sync failed during stats display")
         clear_screen()
         display_fn()
         note = get_notification_text(password_manager)

src/tests/test_stats_screen.py

@@ -9,7 +9,10 @@ import main
 
 
 def _make_pm():
-    return SimpleNamespace(display_stats=lambda: print("stats"))
+    return SimpleNamespace(
+        display_stats=lambda: print("stats"),
+        start_background_sync=lambda: None,
+    )
 
 
 def test_live_stats_shows_message(monkeypatch, capsys):
@@ -36,3 +39,21 @@ def test_live_stats_shows_notification(monkeypatch, capsys):
     main._display_live_stats(pm)
     out = capsys.readouterr().out
     assert "note" in out
+
+
+def test_live_stats_triggers_background_sync(monkeypatch):
+    called = {"sync": 0}
+
+    pm = _make_pm()
+    pm.start_background_sync = lambda: called.__setitem__("sync", called["sync"] + 1)
+
+    monkeypatch.setattr(main, "get_notification_text", lambda *_: "")
+    monkeypatch.setattr(
+        main,
+        "timed_input",
+        lambda *_: (_ for _ in ()).throw(KeyboardInterrupt()),
+    )
+
+    main._display_live_stats(pm)
+
+    assert called["sync"] >= 1