Website accessibility

Hi everyone!
I've stumbled upon these articles on website accessibility and compliance with ADA, WCAG, etc...
https://www.atilus.com/top-10-ada-lawsuits/
https://pixelplex.io/blog/how-to-avoid-ada-website-lawsuits/
Now I'm not sure that my website is accessible enough to avoid lawsuits in the future. What should I do now? WordPress ...