BEGIN; CREATE TABLE IF NOT EXISTS public.daily_challenges ( id uuid PRIMARY KEY DEFAULT gen_random_uuid(), challenge_id text NOT NULL, challenge_type text NOT NULL, team_role text NOT NULL DEFAULT 'blue', xp_reward integer NOT NULL DEFAULT 150, active_date date NOT NULL DEFAULT CURRENT_DATE, created_at timestamptz NOT NULL DEFAULT now(), UNIQUE(active_date) ); ALTER TABLE public.daily_challenges ENABLE ROW LEVEL SECURITY; DROP POLICY IF EXISTS "Open read daily_challenges" ON public.daily_challenges; CREATE POLICY "Open read daily_challenges" ON public.daily_challenges FOR SELECT USING (true); DROP POLICY IF EXISTS "Service role insert daily_challenges" ON public.daily_challenges; CREATE POLICY "Service role insert daily_challenges" ON public.daily_challenges FOR INSERT WITH CHECK (true); DROP POLICY IF EXISTS "Service role update daily_challenges" ON public.daily_challenges; CREATE POLICY "Service role update daily_challenges" ON public.daily_challenges FOR UPDATE USING (true); COMMIT;