Constrain langsmith to allow CI to pass

Author: eamsden

pyproject.toml

@@ -70,7 +70,14 @@ cloud-export-to-parquet = [
 ]
 
 [tool.uv]
-constraint-dependencies = ["yarl!=1.24.0"]
+constraint-dependencies = [
+    # langsmith 0.7.34 changed its aio_to_thread signature; temporalio.contrib.langsmith
+    # 1.27.2 still patches the older signature, causing workflow task retries to hang CI.
+    "langsmith<0.7.34",
+    # yarl 1.24.0 was published without an sdist and only has cp310 wheels, so it cannot
+    # install on the Python 3.14 CI jobs.
+    "yarl!=1.24.0",
+]
 
 [tool.hatch.metadata]
 allow-direct-references = true