Core/API: namespaced icon keys (lucide/fa/emoji) with legacy back-compat (#241)

api/routes_admin.py

@@ -336,6 +336,7 @@ from api.nestquest_core import (
     core_dao_children,
     core_dao_rules,
     core_history,
+    core_icons,
     core_materialize,
     core_presence_management,
     core_quest_definitions,
@@ -1205,7 +1206,7 @@ def _quest_definition_response(
         id=bundle.definition.id,
         title=bundle.definition.title,
         description=bundle.definition.description,
-        icon=bundle.definition.icon,
+        icon=core_icons.normalize_icon_for_read(bundle.definition.icon),
         is_active=bundle.definition.is_active,
         skip_on_away=bundle.definition.skip_on_away,
         rule=_rule_response(bundle.rule),