fix: rename event module into analytics and clean (#482)

server/src/core/analytics/analytics.entity.ts

@@ -0,0 +1,9 @@
+import { ObjectType, Field } from '@nestjs/graphql';
+
+@ObjectType()
+export class Analytics {
+  @Field(() => Boolean, {
+    description: 'Boolean that confirms query was dispatched',
+  })
+  success: boolean;
+}