support global workflow (#1664)

skyvern/forge/sdk/workflow/exceptions.py

@@ -124,3 +124,11 @@ class FailedToFormatJinjaStyleParameter(SkyvernException):
 class NoIterableValueFound(SkyvernException):
     def __init__(self) -> None:
         super().__init__("No iterable value found for the loop block")
+
+
+class InvalidTemplateWorkflowPermanentId(SkyvernHTTPException):
+    def __init__(self, workflow_permanent_id: str) -> None:
+        super().__init__(
+            message=f"Invalid template workflow permanent id: {workflow_permanent_id}. Please make sure the workflow is a valid template.",
+            status_code=status.HTTP_400_BAD_REQUEST,
+        )