fix: ignore render loop headers and bump version

Author: CahidArda

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "upstash-workflow"
-version = "0.1.2"
+version = "0.1.3"
 description = "Python SDK for Upstash Workflow"
 license = "MIT"
 authors = ["Upstash <[email protected]>"]

upstash_workflow/__init__.py

@@ -1,4 +1,4 @@
-__version__ = "0.1.2"
+__version__ = "0.1.3"
 
 from upstash_workflow.context.context import WorkflowContext
 from upstash_workflow.serve.serve import serve

upstash_workflow/workflow_requests.py

@@ -96,9 +96,16 @@ def _recreate_user_headers(headers: Dict[str, str]) -> Dict[str, str]:
         if not any(
             [
                 header_lower.startswith("upstash-workflow-"),
+                # https://vercel.com/docs/edge-network/headers/request-headers#x-vercel-id
                 header_lower.startswith("x-vercel-"),
                 header_lower.startswith("x-forwarded-"),
+                # https://blog.cloudflare.com/preventing-request-loops-using-cdn-loop/
                 header_lower == "cf-connecting-ip",
+                header_lower == "cdn-loop",
+                header_lower == "cf-ew-via",
+                header_lower == "cf-ray",
+                # For Render https://render.com
+                header_lower == "render-proxy-ttl"
             ]
         ):
             filtered_headers[header] = value