Initial commit - Route Commerce platform

supabase/migrations/096_tax_orders_index.sql

@@ -0,0 +1,6 @@
+-- 096: Tax Orders Index — partial index for efficient tax queries
+-- Note: CREATE INDEX CONCURRENTLY cannot run inside a transaction block
+
+CREATE INDEX CONCURRENTLY IF NOT EXISTS idx_orders_tax_brand_date
+  ON orders (brand_id, created_at)
+  WHERE tax_amount IS NOT NULL AND tax_amount > 0;