CODEX - Added modal colours for the Bells

backend/settings/service.py

@@ -10,7 +10,10 @@ def get_melody_settings() -> MelodySettings:
     db = get_db()
     doc = db.collection(COLLECTION).document(DOC_ID).get()
     if doc.exists:
-        return MelodySettings(**doc.to_dict())
+        settings = MelodySettings(**doc.to_dict())
+        # Backfill newly introduced defaults into stored settings.
+        db.collection(COLLECTION).document(DOC_ID).set(settings.model_dump())
+        return settings
     # Create with defaults
     defaults = MelodySettings()
     db.collection(COLLECTION).document(DOC_ID).set(defaults.model_dump())
@@ -35,5 +38,6 @@ def update_melody_settings(data: MelodySettingsUpdate) -> MelodySettings:
     if "duration_values" in existing:
         existing["duration_values"] = sorted(existing["duration_values"])
 
-    doc_ref.set(existing)
-    return MelodySettings(**existing)
+    normalized = MelodySettings(**existing)
+    doc_ref.set(normalized.model_dump())
+    return normalized