feat: artist navigation from album, UI improvements, concise changelog

- Add tappable artist name in album screen to navigate to artist page
- Show track number instead of cover image in album track list
- Add release date badge next to track count on album screen
- Modernize Download All buttons with rounded corners (borderRadius: 24)
- Add downloaded indicator for recent items (primary colored subtitle)
- Condense v3.2.0 changelog and add note about concise format
- Fix withOpacity deprecation and unnecessary null assertion in home_tab
- Go backend: add artist_id support for Spotify, Deezer, and extensions

go_backend/deezer.go

@@ -325,6 +325,7 @@ func (c *DeezerClient) GetAlbum(ctx context.Context, albumID string) (*AlbumResp
 		Name:        album.Title,
 		ReleaseDate: album.ReleaseDate,
 		Artists:     artistName,
+		ArtistId:    fmt.Sprintf("deezer:%d", album.Artist.ID),
 		Images:      albumImage,
 		Genre:       genreStr,    // From Deezer album
 		Label:       album.Label, // From Deezer album

go_backend/exports.go

@@ -1720,6 +1720,7 @@ func GetAlbumWithExtensionJSON(extensionID, albumID string) (string, error) {
 		"id":           album.ID,
 		"name":         album.Name,
 		"artists":      album.Artists,
+		"artist_id":    album.ArtistID,
 		"cover_url":    album.CoverURL,
 		"release_date": album.ReleaseDate,
 		"total_tracks": album.TotalTracks,

go_backend/extension_providers.go

@@ -58,6 +58,7 @@ type ExtAlbumMetadata struct {
 	ID          string             `json:"id"`
 	Name        string             `json:"name"`
 	Artists     string             `json:"artists"`
+	ArtistID    string             `json:"artist_id,omitempty"`
 	CoverURL    string             `json:"cover_url,omitempty"`
 	ReleaseDate string             `json:"release_date,omitempty"`
 	TotalTracks int                `json:"total_tracks"`

go_backend/spotify.go

@@ -170,6 +170,7 @@ type AlbumInfoMetadata struct {
 	Name        string `json:"name"`
 	ReleaseDate string `json:"release_date"`
 	Artists     string `json:"artists"`
+	ArtistId    string `json:"artist_id,omitempty"`
 	Images      string `json:"images"`
 	Genre       string `json:"genre,omitempty"`
 	Label       string `json:"label,omitempty"`
@@ -512,11 +513,19 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
 	}
 
 	albumImage := firstImageURL(data.Images)
+
+	// Get first artist ID
+	var firstArtistId string
+	if len(data.Artists) > 0 {
+		firstArtistId = data.Artists[0].ID
+	}
+
 	info := AlbumInfoMetadata{
 		TotalTracks: data.TotalTracks,
 		Name:        data.Name,
 		ReleaseDate: data.ReleaseDate,
 		Artists:     joinArtists(data.Artists),
+		ArtistId:    firstArtistId,
 		Images:      albumImage,
 	}