add POC graphql subscription

resolvers/projects.js

@@ -0,0 +1,41 @@
+const { createClient } = require('graphql-ws');
+const WebSocket = require('ws');
+
+const client = createClient({
+  url: 'wss://directus.andert.me/graphql',
+  keepAlive: 30000,
+  webSocketImpl: WebSocket,
+  connectionParams: async () => {
+    return { access_token: 'Mb3NMqKwiyesxDeJRTD72VZZ6f4t3mBr' };
+  },
+  on: {
+    opened: () => console.log('Connection opened'),
+    closed: () => console.log('Connection closed'),
+    error: (error) => console.log('Connection error:', error),
+  },
+});
+
+client.subscribe(
+  {
+    query: `
+      subscription {
+        projects_mutated {
+          data {
+            text
+            date_updated
+            user_updated {
+              first_name
+            }
+          }
+          event
+          key
+        }
+      }
+    `,
+  },
+  {
+    next: data => console.log('data:', data),
+    error: error => console.error('error:', error),
+    complete: () => console.log('complete'),
+  }
+);