index.js

// src/index.js
const { GraphQLServer } = require('graphql-yoga')
const { prisma } = require('../prisma/generated/prisma-client')

const server = new GraphQLServer({
  context: request => {
    return {
      ...request,
      prisma,
    }
  },
})
server.start(() => console.log(`Server is running on http://localhost:4000`))