Email jwt timeout

[yijen-sun]

Description

Set a timeout on confirmation links sent out in emails, so that they expire after 15 minutes. Fixed the JWT token to expire after a day, as well.

Closes #556

Changes to .env file, please make sure your copy of it is changed as well!

Type of change

Please tick the boxes that best match your changes.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• This requires a run of yarn install
• This has migration changes and requires a run of yarn dev:migration:run

How Has This Been Tested?

Please describe how you tested this PR (both manually and with tests) Provide instructions so we can reproduce.

• Manually tested -- you can create a new account and wait 15 minutes before clicking on the confirmation link. The confirmation should not go through!

Checklist:

• I have run the production builds in docker for the frontend/backend and ensure things run fine. Check README of repo on how to run if not sure.
• I have performed a self-review of my own code
• I have commented my code where needed
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• I've run the end to end tests
• Any dependent changes have been merged and published in downstream modules

[daisykucharski]

LGTM, I think we're good to merge this! However, a good idea for a future ticket would be to make the error more clear (i.e. why is this not a valid confirmation email) and maybe redirect to a page where they can resend the verification email