Enable Algolia for minder docs

[evankanderson]

Summary

Enable Algolia content search for the Minder website.

Change Type

Mark the type of change your PR introduces:

• Bug fix (resolves an issue without affecting existing features)
• Feature (adds new functionality without breaking changes)
• Breaking change (may impact existing functionalities or require documentation updates)
• Documentation (updates or additions to documentation)
• Refactoring or test improvements (no bug fixes or new functionality)

Testing

I followed the guide here: https://docusaurus.io/docs/search

Review Checklist:

• Reviewed my own code for quality and clarity.
• Added comments to complex or tricky code sections.
• Updated any affected documentation.
• Included tests that validate the fix or feature.
• Checked that related changes are merged.

[coveralls]

coverage: 57.472% (-0.01%) from 57.482%
when pulling af6f5f6 on evankanderson:algolia-search
into 15f65ba on mindersec:main.