Mock routing in _patch_db_get and _failing_db_get still checked for
"evolution/cards/" after the production endpoint was renamed, causing
all badge-presence assertions to pass vacuously (evo_state=None).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Renames tests/test_card_embed_evolution.py to tests/test_card_embed_refractor.py
and updates the module-level docstring to use "Refractor tier progression" /
"Refractor API" instead of "evolution progress" / "evolution API".
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>