Billing - Fix inactivity (#17703)

- Add suspendedAt column on workspace table
- Update suspendedAt field when workspace suspended or re-activated
- Compute inactivity on suspendedAt



Tested : 
- Cancel subscription
- Cancel subscription + Subscribe again
- Cleaning command

packages/twenty-server/src/engine/core-modules/billing-webhook/services/billing-webhook-subscription.service.ts

@@ -3,10 +3,10 @@
 import { Injectable, Logger } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 
+import { msg } from '@lingui/core/macro';
 import { isDefined } from 'twenty-shared/utils';
 import { WorkspaceActivationStatus } from 'twenty-shared/workspace';
 import { In, Repository } from 'typeorm';
-import { msg } from '@lingui/core/macro';
 
 import type Stripe from 'stripe';
 
@@ -145,6 +145,7 @@ export class BillingWebhookSubscriptionService {
       if (workspace.activationStatus === WorkspaceActivationStatus.ACTIVE) {
         await this.workspaceRepository.update(workspaceId, {
           activationStatus: WorkspaceActivationStatus.SUSPENDED,
+          suspendedAt: new Date(),
         });
       } else if (
         workspace.activationStatus ===
@@ -157,6 +158,7 @@ export class BillingWebhookSubscriptionService {
     ) {
       await this.workspaceRepository.update(workspaceId, {
         activationStatus: WorkspaceActivationStatus.ACTIVE,
+        suspendedAt: null,
       });
 
       await this.messageQueueService.add<CleanWorkspaceDeletionWarningUserVarsJobData>(

packages/twenty-server/src/engine/core-modules/workspace/workspace.entity.ts

@@ -31,7 +31,6 @@ import { PostgresCredentialsEntity } from 'src/engine/core-modules/postgres-cred
 import { PublicDomainEntity } from 'src/engine/core-modules/public-domain/public-domain.entity';
 import { WorkspaceSSOIdentityProviderEntity } from 'src/engine/core-modules/sso/workspace-sso-identity-provider.entity';
 import { UserWorkspaceEntity } from 'src/engine/core-modules/user-workspace/user-workspace.entity';
-import { WebhookEntity } from 'src/engine/metadata-modules/webhook/entities/webhook.entity';
 import { AgentEntity } from 'src/engine/metadata-modules/ai/ai-agent/entities/agent.entity';
 import {
   DEFAULT_FAST_MODEL,
@@ -51,6 +50,7 @@ import { ViewSortDTO } from 'src/engine/metadata-modules/view-sort/dtos/view-sor
 import { ViewSortEntity } from 'src/engine/metadata-modules/view-sort/entities/view-sort.entity';
 import { ViewDTO } from 'src/engine/metadata-modules/view/dtos/view.dto';
 import { ViewEntity } from 'src/engine/metadata-modules/view/entities/view.entity';
+import { WebhookEntity } from 'src/engine/metadata-modules/webhook/entities/webhook.entity';
 
 registerEnumType(WorkspaceActivationStatus, {
   name: 'WorkspaceActivationStatus',
@@ -159,6 +159,9 @@ export class WorkspaceEntity {
   @Index('IDX_WORKSPACE_ACTIVATION_STATUS')
   activationStatus: WorkspaceActivationStatus;
 
+  @Column({ type: 'timestamptz', nullable: true })
+  suspendedAt: Date | null;
+
   @OneToMany(
     () => PostgresCredentialsEntity,
     (postgresCredentials) => postgresCredentials.workspace,