Update submodule URL for epess-database

src/graphql/graphql.module.ts

@@ -1,13 +1,35 @@
 import { Module } from '@nestjs/common';
 import { GraphQLModule } from '@nestjs/graphql';
 import { ApolloDriver, ApolloDriverConfig } from '@nestjs/apollo';
-import { schema } from './graphql.schema'; // Assuming you have schema defined in a separate file
 
+const subOperationHandler = (message: any, params: any, webSocket: any) => {
+  console.log('onOperation');
+  return params;
+};
 @Module({
   imports: [
     GraphQLModule.forRoot<ApolloDriverConfig>({
       driver: ApolloDriver, // Specify the driver
-      schema, // Your Pothos-generated schema
+      buildSchemaOptions: {
+        numberScalarMode: 'integer',
+      },
+      subscriptions: {
+        'subscriptions-transport-ws': {
+          keepAlive: 5000,
+          path: '/graphql-sub',
+          onOperation: (message: any, params: any, webSocket: any) => {
+            subOperationHandler(message, params, webSocket);
+            return params;
+          },
+          onConnect: (connectionParams: any, webSocket: any) => {
+            console.log('onConnect');
+            return connectionParams;
+          },
+          onDisconnect: (webSocket: any) => {
+            console.log('onDisconnect');
+          },
+        },
+      },
       playground: {
         workspaceName: 'EPESS',
         tabs: [