chore: import upstream snapshot with attribution

integrations/notion/src/notion-api/db-structure/db-structure.test.ts

@@ -0,0 +1,8 @@
+import { expect, test } from 'vitest'
+import { MOCK_RESPONSE_1, MOCK_RESPONSE_1_PROCESSED } from './fixtures/mock-responses'
+import { getDbStructure } from './db-structure'
+
+test('getDBStructure', () => {
+  const structure = getDbStructure(MOCK_RESPONSE_1)
+  expect(structure).toBe(MOCK_RESPONSE_1_PROCESSED)
+})