casa Feature/6256 - Endpoint /api/v1/users/validate checks if access and refresh token received matches database

What github issue is this PR for, if any?

Resolves #6256

What changed, and why?

How is this tested? (please write tests!) 💖💪

Note: if you see a flake in your test build in github actions, please post in slack #casa "Flaky test: " :) 💪 Note: We love capybara tests! If you are writing both haml/js and ruby, please try to test your work with tests at every level including system tests like https://github.com/rubyforgood/casa/tree/main/spec/system

Screenshots please :)

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Mar 18 '25 19:03 7riumph

PR feedback: make a descriptive PR name that describes the functionality in the PR

Mar 20 '25 14:03 compwron

How is it going? The main build is green now, so rebasing may help you

Mar 31 '25 17:03 compwron

This PR has been open for a long time without any pushes or comments! What's up?

Jun 03 '25 02:06 github-actions[bot]