const MIGRATION_012: &str = r#"
-- Add download source tracking
-- Values: 'user' (explicit download), 'auto' (smart cache/queue precache)
ALTER TABLE downloads ADD COLUMN download_source TEXT DEFAULT 'user';
-- Index for filtering by source
CREATE INDEX IF NOT EXISTS idx_downloads_source ON downloads(download_source);
"#;Expand description
Migration to track download source (user-initiated vs auto-cached)
- Adds download_source column to distinguish manual downloads from auto-caching
- Enables color-coded UI display