corregir el errores de SEO

I have a problem with my website. The homepage has disappeared from Google, and I can't find the issue. I would like to contact an expert who can solve this problem. The website is xleche.com. Could you take a look on Google using the main keyword, which is "xleche"? When I search for this keyword on Google, the homepage does not appear in the search engines. I want to resolve this issue as soon as possible.