apollo-server

const server = new ApolloServer({
        context: async ({req, res}) => {
            const userQuotas = await checkAuthorization(req);

            setRateLimitHeaders(res, userQuotas);

            res.set('Cache-Control', 'public, max-age=150, s-maxage=300');

            return {
                firestore: db,
                projects: req['projects'],
                scope: req['scope'],
                userId: req['userId']
            }
        },
        introspection: true,
        playground: {
            endpoint: 'http://localhost:5000/graphql',
            settings: {
                'editor.reuseHeaders': true
            },
            tabs: [{
                query: '# Type queries into this side of the screen, and you will \n' +
                    '# see intelligent typeaheads aware of the current GraphQL type schema, \n' +
                    '# live syntax, and validation errors highlighted within the text.\n' +
                    '\n' +
                    '# This explorer is for testing purposes only.\n' +
                    '# You can perform requests with any HTTP or Graphql clients.\n' +
                    '# It includes cURL, HTTPie, Apollo Client, etc.\n\n' +

                    '# We\'ll get you started with a simple query fetching some projects and posts!\n' +
                    'query { \n' +
                    '  viewer { \n' +
                    '    id\n' +
                    '    projects(first: 10) {\n' +
                    '      pageInfo {\n' +
                    '        hasNextPage\n' +
                    '      }\n' +
                    '      edges {\n' +
                    '        node{\n' +
                    '          name\n' +
                    '          createdAt\n' +
                    '          posts(last:5) {\n' +
                    '            edges {\n' +
                    '              node {\n' +
                    '                id\n' +
                    '                title\n' +
                    '                createdAt\n' +
                    '              }\n' +
                    '            }\n' +
                    '          }\n' +
                    '        }\n' +
                    '      }\n' +
                    '    }\n' +
                    '  }\n' +
                    '}',
                headers: {
                    "Authorization": "Apikey EiHfb0NCrekI2risl27V"
                }
            }]
        },
        resolvers: NoticeableResolvers,
        typeDefs: NoticeableTypes
    });