chore: add openapi

packages/api/v1/api-documentation.tsx

@@ -0,0 +1,8 @@
+import SwaggerUI from 'swagger-ui-react';
+import 'swagger-ui-react/swagger-ui.css';
+
+import { OpenAPIV1 } from '@documenso/api/v1/openapi';
+
+export const OpenApiDocsPage = () => {
+  return <SwaggerUI spec={OpenAPIV1} displayOperationId={true} />;
+};