Add GET /api/v1/statistics/soundtracks with every soundtrack and its songs

The other soundtrack statistics are capped at 100, so a client that shows every soundtrack (the MusicPlayer statistics tab) had no way to get them all. This one has no limit and is sorted by name.

internal/db/repository/statistics.sql.go

@@ -12,6 +12,70 @@ import (
 	"github.com/google/uuid"
 )
 
+const getAllSoundtracksWithSongs = `-- name: GetAllSoundtracksWithSongs :many
+SELECT 
+    g.id as soundtrack_id,
+    g.uuid as soundtrack_uuid,
+    g.soundtrack_name,
+    g.times_played as soundtrack_played,
+    g.last_played as soundtrack_last_played,
+    COALESCE(
+        json_agg(
+            json_build_object(
+                'song_uuid', s.uuid,
+                'soundtrack_uuid', g.uuid,
+                'song_name', s.song_name,
+                'path', s.path,
+                'times_played', s.times_played,
+                'file_name', s.file_name
+            )
+        ) FILTER (WHERE s.uuid IS NOT NULL),
+        '[]'
+    )::json as songs
+FROM soundtrack g
+LEFT JOIN song s ON g.id = s.soundtrack_id
+WHERE g.deleted IS NULL
+GROUP BY g.id, g.soundtrack_name, g.times_played, g.last_played
+ORDER BY g.soundtrack_name
+`
+
+type GetAllSoundtracksWithSongsRow struct {
+	SoundtrackID         int32      `json:"soundtrack_id"`
+	SoundtrackUuid       uuid.UUID  `json:"soundtrack_uuid"`
+	SoundtrackName       string     `json:"soundtrack_name"`
+	SoundtrackPlayed     int32      `json:"soundtrack_played"`
+	SoundtrackLastPlayed *time.Time `json:"soundtrack_last_played"`
+	Songs                []byte     `json:"songs"`
+}
+
+// Every soundtrack with its songs, by name
+func (q *Queries) GetAllSoundtracksWithSongs(ctx context.Context) ([]GetAllSoundtracksWithSongsRow, error) {
+	rows, err := q.db.Query(ctx, getAllSoundtracksWithSongs)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetAllSoundtracksWithSongsRow
+	for rows.Next() {
+		var i GetAllSoundtracksWithSongsRow
+		if err := rows.Scan(
+			&i.SoundtrackID,
+			&i.SoundtrackUuid,
+			&i.SoundtrackName,
+			&i.SoundtrackPlayed,
+			&i.SoundtrackLastPlayed,
+			&i.Songs,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const getLastPlayedSoundtracks = `-- name: GetLastPlayedSoundtracks :many
 SELECT 
     g.id as soundtrack_id,