Playwright setup

[gmrabian]

Description

Most of this is copied from MFP, with minor changes for repository naming and organization

• Add new env variables for playwright
  • these use the same cypress credentials for now, but sets us up to swap them later if need be
• Add cron job to remove old playwright reports from gh-pages branch
  • Add rm_old_folders.py script for cron job
• Add playwright tests and report upload to deploy workflow
• Add playwright dependencies in test package
• Add playwright config and base setup and tests from MFP
  • These are almost unchanged from MFP, with a few changes to update expected headings

Related ticket(s)

CMDCT-4127

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How to test

• View the deploy workflow for this branch
  • Verify it runs playwright tests after cypress
  • Verify it won't delist the github actions cidrs until tests are done
  • Verify it uploads reports by viewing the github pages link provided in the summary

Pull branch and run playwright tests locally
cd tests/ && yarn
playwright install browsers
yarn test:e2e-ui

Notes

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Pre-review checklist

• I have added thorough tests, if necessary
• I have updated relevant documentation, if necessary
• I have performed a self-review of my code
• I have manually tested this PR in the deployed cloud environment

[bangbay-bluetiger]

LGTM