SET search_path TO atlas, public;

CREATE TYPE collection_media_type AS ENUM ('image', 'video');

ALTER TABLE collection_asset_transfers
    ADD COLUMN media_type collection_media_type NOT NULL DEFAULT 'image',
    ADD COLUMN poster_url TEXT;

CREATE INDEX collection_asset_transfers_media_status_idx
    ON collection_asset_transfers (workspace_id, media_type, status, created_at);