refactor: adapt local Show and Episode model

src/aura_engine/scheduling/domain.py

@@ -279,21 +279,14 @@ Show = NamedTuple(
     [
         ("id", str),
         ("name", str),
-        ("type", str),
-        ("cat", str),
-        ("funding_cat", str),
-        ("music_focus", str),
     ],
 )
 
 Episode = NamedTuple(
     "Episode",
     [
+        ("id", str),
         ("title", str),
-        ("hosts", list[str]),
-        ("languages", list[str]),
-        ("topics", list[str]),
-        ("memo", str),
     ],
 )