Fix remaining type mismatches vs Python reference

- RotorSettings: Diversity float64→string, Energy float64→int, add Mood int and MoodEnergy string
- Ratings: Rating float64→int, add Week int and Day int
- MetatagArtistEntry: Remove Score float64 (not in Python), add PopularTracks []Track
- MusicHistoryItemData: Remove Progress float64 (not in Python)

internal/models/radio.go

@@ -192,8 +192,11 @@ func (r *RotorStation) DeList(data []byte, client ClientInterface) ([]Model, err
 // RotorSettings represents rotor station settings.
 type RotorSettings struct {
 	BaseModel
-	Diversity        float64 `json:"diversity"`
-	Energy           float64 `json:"energy"`
+	Language      string `json:"language"`
+	Diversity     string `json:"diversity"`
+	Mood          int    `json:"mood"`
+	Energy        int    `json:"energy"`
+	MoodEnergy    string `json:"mood_energy"`
 	Acousticness     float64 `json:"acousticness"`
 	Instrumentalness float64 `json:"instrumentalness"`
 	Live             float64 `json:"live"`