feat: redirect to Plan Required page if subscription status is not active (#2981)

* feat: redirect to Plan Required page if subscription status is not active

Closes #2934

* feat: navigate to Plan Required in PageChangeEffect

* feat: add Twenty logo to Plan Required modal

* test: add Storybook story

* Fix lint

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/integrations/environment/environment.service.ts

@@ -22,6 +22,14 @@ export class EnvironmentService {
     return this.configService.get<boolean>('SIGN_IN_PREFILLED') ?? false;
   }
 
+  isBillingEnabled() {
+    return this.configService.get<boolean>('IS_BILLING_ENABLED') ?? false;
+  }
+
+  getBillingUrl() {
+    return this.configService.get<string>('BILLING_PLAN_REQUIRED_LINK') ?? '';
+  }
+
   isTelemetryEnabled(): boolean {
     return this.configService.get<boolean>('TELEMETRY_ENABLED') ?? true;
   }

packages/twenty-server/src/integrations/environment/environment.validation.ts

@@ -38,6 +38,15 @@ export class EnvironmentVariables {
   @IsBoolean()
   SIGN_IN_PREFILLED?: boolean;
 
+  @CastToBoolean()
+  @IsOptional()
+  @IsBoolean()
+  IS_BILLING_ENABLED?: boolean;
+
+  @IsOptional()
+  @IsString()
+  BILLING_URL?: string;
+
   @CastToBoolean()
   @IsOptional()
   @IsBoolean()