Use netlify functions

netlify/functions/graphql/graphql.js

@@ -0,0 +1,35 @@
+import {ApolloServer, gql} from 'apollo-server-lambda';
+import {ApolloServerPluginLandingPageGraphQLPlayground} from 'apollo-server-core';
+import {buildSubgraphSchema} from '@apollo/subgraph';
+import {join} from 'path';
+import {readFileSync} from 'fs';
+import {resolvers} from './resolvers';
+
+const typeDefs = gql(
+  readFileSync(join(__dirname, '../../../schema.graphql')).toString()
+);
+
+const schema = buildSubgraphSchema({
+  typeDefs,
+  resolvers
+});
+
+const server = new ApolloServer({
+  schema,
+  introspection: true,
+  plugins: [ApolloServerPluginLandingPageGraphQLPlayground()]
+});
+
+const apolloHandler = server.createHandler();
+
+// workaround for netlify dev to play nice with ac3
+// from https://github.com/vendia/serverless-express/issues/427#issuecomment-924580007
+export const handler = (event, context, ...args) =>
+  apolloHandler(
+    {
+      ...event,
+      requestContext: context
+    },
+    context,
+    ...args
+  );