-- Run this once in phpMyAdmin on your existing database (select the database first, then SQL tab).
ALTER TABLE wallet_charges
    ADD COLUMN reject_reason VARCHAR(255) NULL AFTER reviewed_at;

ALTER TABLE orders
    ADD COLUMN reject_reason VARCHAR(255) NULL AFTER reviewed_at;

CREATE TABLE IF NOT EXISTS admin_activity_log (
    id          INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
    admin_tg_id BIGINT UNSIGNED NOT NULL,
    action      VARCHAR(100) NOT NULL,
    details     VARCHAR(500) NULL,
    created_at  DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;