0676 spiderchi southwest home equity i

[egfrank]

Summary

Issue: #676

I worked on this back in February but then that spider got so outdated that I redid some of the logic and tests, here is new PR.

Checklist

All checks are run in GitHub Actions. You'll be able to see the results of the checks at the bottom of the pull request page after it's been opened, and you can click on any of the specific checks listed to see the output of each step and debug failures.

• [x] Tests are implemented
• [x] All tests are passing
• [x] Style checks run (see documentation for more details)
• [x] Style checks are passing
• [x] Code comments from template removed

[pjsier]

@egfrank thanks for continuing to work on this! Let me know when you want me to take another look. Looks like isort is failing right now