BEGIN;

ALTER TABLE miningcheck_settings
ADD COLUMN IF NOT EXISTS module_theme_mode VARCHAR(16),
ADD COLUMN IF NOT EXISTS module_theme_accent VARCHAR(16);

UPDATE miningcheck_settings
SET module_theme_mode = 'inherit'
WHERE module_theme_mode IS NULL OR BTRIM(module_theme_mode) = '';

UPDATE miningcheck_settings
SET module_theme_accent = 'teal'
WHERE module_theme_accent IS NULL OR BTRIM(module_theme_accent) = '';

COMMIT;