* Update sdk version to 1.23.0

* Fix changes from workflow info being optional

* Standalone Activity sample

* Add sample to READMEs, update sample to include list_activities and count_activities

* ruff format

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Co-authored-by: Andrew Yuan <Andrew.Yuan@temporal.io>

… (temporalio#280)

Add sample for cancellation

* Make it non-`async def`

* Add test

* standalone activity samples to pair with docs for quickstart

Signed-off-by: Phil Prasek <prasek@gmail.com>

* Remove hello/hello_standalone_activity.py in favor of top-level hello_standalone_activity/ sample

The standalone activity sample now lives in its own top-level directory
(added by Phil in fc08204). Update the test to import from the new
location and update both READMEs accordingly.

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Signed-off-by: Phil Prasek <prasek@gmail.com>
Co-authored-by: Dan Davison <dan.davison@temporal.io>

…Policy (temporalio#266)

…poralio#288)

* AI-18: Move set_tracing_disabled from workflow to worker startup

set_tracing_disabled is a global side effect that shouldn't be called
inside deterministic workflow code. Move it to the top of main() in the
worker files where it runs once at process startup.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* AI-18: Add comment explaining why tracing is disabled at worker startup

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* linting

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Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>