updates

Author: timsuchanek

packages/graphql-playground-middleware/examples/express/README.md

@@ -0,0 +1,6 @@
+# GraphQL Playground Express.js Example
+
+```sh
+$ yarn
+$ node index.js
+```

packages/graphql-playground-middleware/examples/express/index.js

@@ -3,7 +3,6 @@ const bodyParser = require('body-parser')
 const {graphqlExpress} = require('apollo-server-express')
 const {makeExecutableSchema} = require('graphql-tools')
 const {expressPlayground} = require('graphql-playground-middleware')
-const cors = require('cors')
 
 const schema = makeExecutableSchema({
   typeDefs: `
@@ -24,8 +23,6 @@ const PORT = 4000
 
 const app = express()
 
-app.use(cors())
-
 // bodyParser is needed just for POST.
 app.use('/graphql', bodyParser.json(), graphqlExpress({ schema }))
 app.get('/playground', expressPlayground({ endpoint: '/graphql' })) // if you want GraphiQL enabled

packages/graphql-playground-middleware/examples/hapi/README.md

@@ -0,0 +1,6 @@
+# GraphQL Playground Hapi Example
+
+```sh
+$ yarn
+$ node index.js
+```

packages/graphql-playground-middleware/examples/koa/README.md

@@ -0,0 +1,6 @@
+# GraphQL Playground Koa.js Example
+
+```sh
+$ yarn
+$ node index.js
+```