[Docs] Add SurPath Hub introduction in docs site

[vinzvinci]

Please add this

What is SurPath Hub?

SurPath Hub is a welcoming and inclusive open-source community that helps every aspiring developer or career shifter in the Philippines. We are here to learn, get along with your passion, and know your expertise in the field. Members of the community will be able to get a chance to get swag, to join some events, to get access to the learning platforms, and much more.