Adds the boilerplate for groups backup collection processing.
Not necessarily functional at this time, due to missing dependencies
and consts that aren't yet in the branch. Thus the lack of
tests. It's just good enough to keep progress rolling forward.
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#### Does this PR need a docs update or release note?
- [ ] ✅ Yes, it's included
- [ ] 🕐 Yes, but in a later PR
- [x] ⛔ No
#### Type of change
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- [ ] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Supportability/Tests
- [ ] 💻 CI/Deployment
- [x] 🧹 Tech Debt/Cleanup
#### Issue(s)
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* #<issue>
#### Test Plan
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- [ ] 💪 Manual
- [ ] ⚡ Unit test
- [ ] 💚 E2E
