SEO: Server Tasks

Dear @tomalo.stuttgart

As per our last discussion, We need try to perform following tasks which has been found from this report https://docs.google.com/spreadsheets/d/1lpW01Rg6nvIpngRwpYQ3AGh6FZikiIz38JZbwHMPJ1w/edit?usp=sharing

Server Signature Test

Setup CDN It would be great if we can setup CDN.

Leverage browser caching https://git-t3o.typo3.org/t3o/typo3.org/issues/311

Cheers, Sanjay