Fix R128 and remaining ID fields to accept both JSON types

- Track.R128 and TrackShort.R128: float64 → JSONR128 (accepts both JSON number and object)
- All remaining primary ID fields: string → JSONID (accepts both JSON string and number)
  Fixed in: account, artist, clip, concert, feed, label, landing, metatag,
  music_history, pin, queue, radio, search, settings, supplement

internal/models/landing.go

@@ -8,7 +8,7 @@ import (
 // Landing represents a landing page from the Yandex Music API.
 type Landing struct {
 	BaseModel
-	ID          string         `json:"id"`
+	ID JSONID `json:"id"`
 	Title       string         `json:"title"`
 	Description string         `json:"description"`
 	CoverURI    string         `json:"cover_uri"`
@@ -75,7 +75,7 @@ func (l *Landing) DeList(data []byte, c ClientInterface) ([]Model, error) {
 // LandingBlock represents a block in a landing.
 type LandingBlock struct {
 	BaseModel
-	ID          string            `json:"id"`
+	ID JSONID `json:"id"`
 	Type        string            `json:"type"`
 	Title       string            `json:"title"`
 	Description string            `json:"description"`