fix: remove billing cache when add or delete app or member (#25885)

api/services/account_service.py

             db.session.add(ta)
 
         db.session.commit()
+        if dify_config.BILLING_ENABLED:
+            BillingService.clean_billing_info_cache(tenant.id)
         return ta
 
     @staticmethod
         db.session.delete(ta)
         db.session.commit()
 
+        if dify_config.BILLING_ENABLED:
+            BillingService.clean_billing_info_cache(tenant.id)
+
     @staticmethod
     def update_member_role(tenant: Tenant, member: Account, new_role: str, operator: Account):
         """Update member role"""

api/services/app_service.py

 from models.account import Account
 from models.model import App, AppMode, AppModelConfig, Site
 from models.tools import ApiToolProvider
+from services.billing_service import BillingService
 from services.enterprise.enterprise_service import EnterpriseService
 from services.feature_service import FeatureService
 from services.tag_service import TagService
             # update web app setting as private
             EnterpriseService.WebAppAuth.update_app_access_mode(app.id, "private")
 
+        if dify_config.BILLING_ENABLED:
+            BillingService.clean_billing_info_cache(app.tenant_id)
+
         return app
 
     def get_app(self, app: App) -> App:
         if FeatureService.get_system_features().webapp_auth.enabled:
             EnterpriseService.WebAppAuth.cleanup_webapp(app.id)
 
+        if dify_config.BILLING_ENABLED:
+            BillingService.clean_billing_info_cache(app.tenant_id)
+
         # Trigger asynchronous deletion of app and related data
         remove_app_and_related_data_task.delay(tenant_id=app.tenant_id, app_id=app.id)
 

api/services/billing_service.py

 from tenacity import retry, retry_if_exception_type, stop_before_delay, wait_fixed
 
 from extensions.ext_database import db
+from extensions.ext_redis import redis_client
 from libs.helper import RateLimiter
 from models.account import Account, TenantAccountJoin, TenantAccountRole
 
         res = cls._send_request("POST", "/compliance/download", json=json)
         cls.compliance_download_rate_limiter.increment_rate_limit(limiter_key)
         return res
+
+    @classmethod
+    def clean_billing_info_cache(cls, tenant_id: str):
+        redis_client.delete(f"tenant:{tenant_id}:billing_info")