CREATE TABLE IF NOT EXISTS wk_apply_join (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    wk UUID NOT NULL,
    "user" UUID NOT NULL,
    status TEXT NOT NULL DEFAULT 'pending',
    question TEXT,
    answer TEXT,
    message TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
);
