Add archicture.md and create documentation folder

[werberger]

Closes #204

[codecov[bot]]

Codecov Report

Base: 82.48% // Head: 82.48% // No change to project coverage :thumbsup:

Coverage data is based on head (87a96c5) compared to base (66f33b7). Patch has no changes to coverable lines.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #205 +/- ## ======================================= Coverage 82.48% 82.48% ======================================= Files 23 23 Lines 508 508 ======================================= Hits 419 419 Misses 89 89 ``` Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=CompanionshipCare). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=CompanionshipCare)

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[brylie]

@all-contributors please add @werberger for docs

[allcontributors[bot]]

@brylie

I've put up a pull request to add @werberger! :tada: