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/search.go

@@ -49,7 +49,7 @@ type SearchUsersResult struct {
 
 // SearchBanner represents a search banner.
 type SearchBanner struct {
-	ID          string `json:"id"`
+	ID JSONID `json:"id"`
 	Title       string `json:"title"`
 	Description string `json:"description"`
 	Image       string `json:"image"`
@@ -60,7 +60,7 @@ type SearchBanner struct {
 
 // Tag represents a search tag.
 type Tag struct {
-	ID          string `json:"id"`
+	ID JSONID `json:"id"`
 	Title       string `json:"title"`
 	Description string `json:"description"`
 	Count       int    `json:"count"`
@@ -70,7 +70,7 @@ type Tag struct {
 // Video represents a video (minimal).
 type Video struct {
 	BaseModel
-	ID         string `json:"id"`
+	ID JSONID `json:"id"`
 	Title      string `json:"title"`
 	Duration   int    `json:"duration"`
 	CoverURI   string `json:"cover_uri"`