implement list reload method; reload list on enable request

src/rules/list/source.rs

@@ -38,3 +38,12 @@ impl FromStr for Source {
         Source::from_str(s)
     }
 }
+
+impl std::fmt::Display for Source {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Self::Path(path) => write!(f, "{}", path.to_string_lossy()),
+            Self::Url(url) => write!(f, "{url}"),
+        }
+    }
+}