Update documentation and docker compose files

With the name and other metadata being moved to the api instead of the website, the docs and the docker compose files need to be adjusted (they should have an example api-summary in the .env file I guess?)

related to https://matrix.to/#/!NFspsKdwTUlJUyCtEC:matrix.org/$tqvj_VKA2dJ1PHmDKmA47JAEEiPoS386eNIGH7Ed_-s?via=matrix.org&via=envs.net&via=zz.de cc @antoine-de @PanierAvide