Constant MIGRATION_010 

const MIGRATION_010: &str = r#"
-- Add playback context tracking to user_data
-- Tracks whether user played a container (album/playlist) or single item
ALTER TABLE user_data ADD COLUMN playback_context_type TEXT;
ALTER TABLE user_data ADD COLUMN playback_context_id TEXT;

-- Index for efficient recently played queries
CREATE INDEX IF NOT EXISTS idx_user_data_last_played
  ON user_data(user_id, last_played_at DESC)
  WHERE last_played_at IS NOT NULL;
"#;

Migration to add playback context tracking

• Adds playback_context_type column to track if user played a container or single item
• Adds playback_context_id column to store the container ID (album/playlist)
• Adds index for efficient recently played queries