Alembic Implementation

[WMRamadan]

Initial checklist

• [X] I read the support docs
• [X] I read the contributing guide
• [X] I agree to follow the code of conduct
• [X] I searched issues and couldn’t find anything (or linked relevant results below)

Problem

Alembic has not been implemented so there is no way to run migrations.

Solution

Implement Alembic with documentation on how to apply migrations

Alternatives

None