Test upgrading @docusaurus/core and docusaurus-openapi-docs to v3

[sserrata]

Description

Testing upgrade to latest docusaurus and v3 openapi plugin

TODO:

• [x] Refactor sidebars.js to sidebars.ts modules
• [x] Refactor all sidebar.js to sidebar.ts modules
• [x] Refactor docusaurus config as necessary
• [ ] Address all MDX syntax errors (mostly expedition and swfw docs)

[sserrata]

Build is currently failing with an error similar to the one reported here: https://github.com/facebook/docusaurus/issues/9907

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 2846946):

https://pan-dev-f1b58--pr667-jd5yl9jf.web.app

_{(expires Wed, 28 Aug 2024 23:19:20 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: 9359a9fa100d5fdb082f75280473a90b1f96eb51}