refactor(app): add InvokeFrom.to_creator_user_role and use it in dataset retrieval

Tests: not run (not requested).

api/core/app/entities/app_invoke_entities.py

@@ -9,6 +9,7 @@ from core.app.app_config.entities import EasyUIBasedAppConfig, WorkflowUIBasedAp
 from core.entities.provider_configuration import ProviderModelBundle
 from core.file import File, FileUploadConfig
 from core.model_runtime.entities.model_entities import AIModelEntity
+from models.enums import CreatorUserRole
 
 if TYPE_CHECKING:
     from core.ops.ops_trace_manager import TraceQueueManager
@@ -79,6 +80,11 @@ class InvokeFrom(StrEnum):
 
         return "dev"
 
+    def to_creator_user_role(self) -> CreatorUserRole:
+        if self in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER}:
+            return CreatorUserRole.ACCOUNT
+        return CreatorUserRole.END_USER
+
 
 class ModelConfigWithCredentialsEntity(BaseModel):
     """

api/core/rag/retrieval/dataset_retrieval.py

@@ -177,11 +177,7 @@ class DatasetRetrieval:
         )
 
         all_documents = []
-        creator_user_role = (
-            CreatorUserRole.ACCOUNT
-            if invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER}
-            else CreatorUserRole.END_USER
-        )
+        creator_user_role = invoke_from.to_creator_user_role()
         if retrieve_config.retrieve_strategy == DatasetRetrieveConfigEntity.RetrieveStrategy.SINGLE:
             all_documents = self.single_retrieve(
                 app_id,