-- Create bucket for invoices
INSERT INTO storage.buckets (id, name, public) 
VALUES ('invoices', 'invoices', true)
ON CONFLICT (id) DO NOTHING;

-- Policies for invoices bucket
-- Allow public access to invoices (simplified for this demo, usually should be restricted)
CREATE POLICY "Public Access" ON storage.objects FOR SELECT USING (bucket_id = 'invoices');
CREATE POLICY "Authenticated Upload" ON storage.objects FOR INSERT WITH CHECK (bucket_id = 'invoices' AND auth.role() = 'authenticated');