config.py: fix 0 vs None handling

ThomasFarstrike · ThomasFarstrike · commit 8fc13733bfc4 · 2025-10-29T12:04:49.000+01:00
diff --git a/internal_filesystem/lib/mpos/config.py b/internal_filesystem/lib/mpos/config.py
@@ -36,7 +36,7 @@ def load(self):
     def get_string(self, key, default=None):
         """Retrieve a string value for the given key, with a default if not found."""
         to_return = self.data.get(key)
-        if not to_return and default:
+        if to_return is None and default is not None:
             to_return = default
         return to_return
 
