setting up the drive api calls into files/spaces that will cascade naturally to the addition of an api client for users and sites. contains some partial implementation of these clients, which will get completed in the next pr. --- #### Does this PR need a docs update or release note? - [x] ⛔ No #### Type of change - [ ] 🧹 Tech Debt/Cleanup #### Issue(s) * #1996 #### Test Plan - [x] ⚡ Unit test - [x] 💚 E2E