chore: perauset customer project

sql/0014-inventory-transactions.sql

@@ -0,0 +1,11 @@
+CREATE TABLE app.inventory_transaction (
+  transaction_id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  item_id UUID NOT NULL REFERENCES app.inventory_item(item_id),
+  quantity_change NUMERIC NOT NULL,
+  reason TEXT NOT NULL, -- 'stocktake', 'adjustment', 'consumption', 'restock', 'request_fulfilled'
+  notes TEXT,
+  created_by_user_id UUID NOT NULL REFERENCES app."user"(user_id),
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+CREATE INDEX idx_inventory_transaction_item ON app.inventory_transaction(item_id);
+CREATE INDEX idx_inventory_transaction_created ON app.inventory_transaction(created_at);