chore: import upstream snapshot with attribution

tests/test_cli/test_url_utils.py

@@ -0,0 +1,14 @@
+from __future__ import annotations
+
+from opensquilla.cli.url_utils import normalize_gateway_url
+
+
+def test_normalize_gateway_url_preserves_query_and_fragment() -> None:
+    assert (
+        normalize_gateway_url("https://gateway.example.com/ws?token=abc#trace")
+        == "wss://gateway.example.com/ws?token=abc#trace"
+    )
+
+
+def test_normalize_gateway_url_adds_ws_path_without_dropping_query() -> None:
+    assert normalize_gateway_url("gateway.example.com?token=abc") == "ws://gateway.example.com/ws?token=abc"