Evita baseline completa del watchdog

tests/test_watcher.py

@@ -0,0 +1,17 @@
+from __future__ import annotations
+
+import time
+
+from bakrest.watcher import _mtime_is_recent
+
+
+def test_mtime_is_recent_rejects_old_timestamps() -> None:
+    old_mtime_ns = int((time.time() - 3600) * 1_000_000_000)
+
+    assert not _mtime_is_recent(old_mtime_ns, 300)
+
+
+def test_mtime_is_recent_accepts_recent_timestamps() -> None:
+    recent_mtime_ns = int(time.time() * 1_000_000_000)
+
+    assert _mtime_is_recent(recent_mtime_ns, 300)