-- +goose Up
ALTER TABLE screen_sessions
    ADD COLUMN IF NOT EXISTS mode INTEGER NOT NULL DEFAULT 1,
    ADD COLUMN IF NOT EXISTS state_version BIGINT NOT NULL DEFAULT 1,
    ADD COLUMN IF NOT EXISTS position_ms BIGINT NOT NULL DEFAULT 0;

-- +goose Down
ALTER TABLE screen_sessions
    DROP COLUMN IF EXISTS position_ms,
    DROP COLUMN IF EXISTS state_version,
    DROP COLUMN IF EXISTS mode;