Serverless CI/CD - Check, Build and Carry your software to cloud without thinking about servers. This will build out all the resources needed to use AWS CodeBuild and integrate with a GitHub to make a pull request builder.
Jekyll - Simple solution for development of statis websites and blogs using markdown. Supported by GitHub out-of-the-box.
How to setup SEO for a Jekyll static site - Step-by-step Jekyll configuration of SEO plugin
10 Must do Jekyll SEO optimizations - Explains about SEO optimizations with Jekyll blogs