this fixes the adblocker loading viewer error

- rename podlibre to adaures
- rename castopod-host to castopod
- simplify README and redirect to docs site
- move INSTALL and UPDATE docs
- add new gitlabci pipeline to deploy docs
- upgrade node to v16 in Dockerfile

- rename all occurences of castopod to castopod host
- docs: update contribution guidelines
-
docs: update README to include guidance for help and links to socials
- remove
castopod_namespace.json

- update prettier config for markdown file for better readability
- fix some formatting issues