chore: refacto NestJS in modules (#308)

* chore: wip refacto in modules

* fix: rollback port

* fix: jwt guard in wrong folder

* chore: rename folder exception-filter in filters

* fix: tests are running

* fix: excessive stack depth comparing types

* fix: auth issue

* chore: move createUser in UserService

* fix: test

* fix: guards

* fix: jwt guard don't handle falsy user

server/src/filters/exception.filter.ts

@@ -0,0 +1,18 @@
+import { Catch, HttpException } from '@nestjs/common';
+import { GqlExceptionFilter } from '@nestjs/graphql';
+import { Prisma } from '@prisma/client';
+import { GraphQLError } from 'graphql';
+
+@Catch()
+export class ExceptionFilter implements GqlExceptionFilter {
+  catch(exception: HttpException) {
+    if (exception instanceof Prisma.PrismaClientValidationError) {
+      throw new GraphQLError('Invalid request', {
+        extensions: {
+          code: 'INVALID_REQUEST',
+        },
+      });
+    }
+    return exception;
+  }
+}