Fix hello world application (#14880)

Updates of the hello-world application
- remove the old hello-world application
- adds an object "postCard"
- adds a serverlessFunction `create-new-post-card` that calls the twenty
api to create a new postCard record
- add a route trigger /post-card/create?recipient=John

packages/twenty-server/src/engine/api/graphql/workspace-query-runner/listeners/entity-events-to-db.listener.ts

@@ -10,7 +10,6 @@ import { type ObjectRecordEvent } from 'src/engine/core-modules/event-emitter/ty
 import { type ObjectRecordNonDestructiveEvent } from 'src/engine/core-modules/event-emitter/types/object-record-non-destructive-event';
 import { type ObjectRecordRestoreEvent } from 'src/engine/core-modules/event-emitter/types/object-record-restore.event';
 import { type ObjectRecordUpdateEvent } from 'src/engine/core-modules/event-emitter/types/object-record-update.event';
-import { FeatureFlagKey } from 'src/engine/core-modules/feature-flag/enums/feature-flag-key.enum';
 import { FeatureFlagService } from 'src/engine/core-modules/feature-flag/services/feature-flag.service';
 import { InjectMessageQueue } from 'src/engine/core-modules/message-queue/decorators/message-queue.decorator';
 import { MessageQueue } from 'src/engine/core-modules/message-queue/message-queue.constants';
@@ -81,12 +80,6 @@ export class EntityEventsToDbListener {
         },
       }));
 
-    const isDatabaseEventTriggerEnabled =
-      await this.featureFlagService.isFeatureEnabled(
-        FeatureFlagKey.IS_DATABASE_EVENT_TRIGGER_ENABLED,
-        batchEvent.workspaceId,
-      );
-
     const promises = [
       this.subscriptionsService.publish(batchEvent),
       this.webhookQueueService.add<
@@ -100,15 +93,13 @@ export class EntityEventsToDbListener {
       ),
     ];
 
-    if (isDatabaseEventTriggerEnabled) {
-      promises.push(
-        this.triggerQueueService.add<WorkspaceEventBatch<T>>(
-          CallDatabaseEventTriggerJobsJob.name,
-          batchEvent,
-          { retryLimit: 3 },
-        ),
-      );
-    }
+    promises.push(
+      this.triggerQueueService.add<WorkspaceEventBatch<T>>(
+        CallDatabaseEventTriggerJobsJob.name,
+        batchEvent,
+        { retryLimit: 3 },
+      ),
+    );
 
     if (auditLogsEvents.length > 0) {
       promises.push(

packages/twenty-server/src/engine/core-modules/feature-flag/enums/feature-flag-key.enum.ts

@@ -14,7 +14,6 @@ export enum FeatureFlagKey {
   IS_PAGE_LAYOUT_ENABLED = 'IS_PAGE_LAYOUT_ENABLED',
   IS_MESSAGE_FOLDER_CONTROL_ENABLED = 'IS_MESSAGE_FOLDER_CONTROL_ENABLED',
   IS_WORKFLOW_ITERATOR_ENABLED = 'IS_WORKFLOW_ITERATOR_ENABLED',
-  IS_DATABASE_EVENT_TRIGGER_ENABLED = 'IS_DATABASE_EVENT_TRIGGER_ENABLED',
   IS_CALENDAR_VIEW_ENABLED = 'IS_CALENDAR_VIEW_ENABLED',
   IS_GROUP_BY_ENABLED = 'IS_GROUP_BY_ENABLED',
   IS_PUBLIC_DOMAIN_ENABLED = 'IS_PUBLIC_DOMAIN_ENABLED',

packages/twenty-server/src/engine/twenty-orm/entity-manager/workspace-entity-manager.spec.ts

@@ -137,7 +137,6 @@ describe('WorkspaceEntityManager', () => {
         IS_PAGE_LAYOUT_ENABLED: false,
         IS_MESSAGE_FOLDER_CONTROL_ENABLED: false,
         IS_WORKFLOW_ITERATOR_ENABLED: false,
-        IS_DATABASE_EVENT_TRIGGER_ENABLED: false,
         IS_CALENDAR_VIEW_ENABLED: false,
         IS_GROUP_BY_ENABLED: true,
         IS_PUBLIC_DOMAIN_ENABLED: false,

packages/twenty-server/src/engine/workspace-manager/dev-seeder/core/utils/seed-feature-flags.util.ts

@@ -66,11 +66,6 @@ export const seedFeatureFlags = async (
         workspaceId: workspaceId,
         value: false,
       },
-      {
-        key: FeatureFlagKey.IS_DATABASE_EVENT_TRIGGER_ENABLED,
-        workspaceId: workspaceId,
-        value: false,
-      },
       {
         key: FeatureFlagKey.IS_CALENDAR_VIEW_ENABLED,
         workspaceId: workspaceId,