feat: Update to API references look and feel (#343)

Co-authored-by: Vadim Smirnov <smirnou.vadzim@gmail.com>
Co-authored-by: zakariasaad <zakaria.elas@gmail.com>
Co-authored-by: Vilfred Sikker <vilfredsikker@gmail.com>
Co-authored-by: olivermrbl <oliver@mrbltech.com>

package.json

@@ -36,6 +36,7 @@
     "test:fixtures": "jest --config=docs-util/jest.config.js --runInBand"
   },
   "dependencies": {
+    "@docusaurus/theme-search-algolia": "^2.0.0-beta.3",
     "global": "^4.4.0",
     "import-from": "^3.0.0",
     "oas-normalize": "^2.3.1",