Sc 11779/members db

[daniellemaxwell]

Scope of changes

This adds the Members database that the TenantAPI will connect to for server-side requests. It mimics the tenants db. Tenants db tests may be viewed here.

Approval of this PR will allow server-side handler implementation to begin for the members resource.

Fixes SC-11779

Type of change

• new feature
• bug fix
• documentation
• testing
• technical debt
• other (describe)

Acceptance criteria

Describe how reviewers can test this change to be sure that it works correctly. Add a checklist if possible.

Author checklist

• I have manually tested the change and/or added automation in the form of unit tests or integration tests
• I have updated the dependencies list
• I have recompiled and included new protocol buffers to reflect changes I made
• I have added new test fixtures as needed to support added tests
• Check this box if a reviewer can merge this pull request after approval (leave it unchecked if you want to do it yourself)
• I have moved the associated Shortcut story to "Ready for Review"

Reviewer(s) checklist

• Any new user-facing content that has been added for this PR has been QA'ed to ensure correct grammar, spelling, and understandability.

[shortcut-integration]

This pull request has been linked to Shortcut Story #11779: Create members db and members db test.

[DanielSollis]

Looks good! I just had a quick question and found a few small typos.