Add comments to Prisma Schema and GraphQL server (#162)

* Lowercase all relations in prisma/graphql schema

* Add Comments data model and graphql schema

* Make comments availalble on the api through resolvers and guard them

* Update front graphql schema

* Fix PR

front/src/apollo.tsx

@@ -10,8 +10,6 @@ import { RestLink } from 'apollo-link-rest';
 import { onError } from '@apollo/client/link/error';
 import { refreshAccessToken } from './services/auth/AuthService';
 
-console.log(process.env.REACT_APP_API_URL);
-
 const apiLink = createHttpLink({
   uri: `${process.env.REACT_APP_API_URL}`,
 });