DurableTask release 1.0.0b7 : Add experimental scheduler attach command

[berndverst]

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⚠️Azure CLI Extensions Breaking Change Test

⚠️durabletask

rule	cmd_name	rule_message	suggest_message
⚠️ 1001 - CmdAdd	durabletask scheduler attach	cmd durabletask scheduler attach added

[yonzhan]

Thank you for your contribution! We will review the pull request and get back to you soon.

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[berndverst]

Could someone help merge and release this beta release please? It is ready for release any time.

[Copilot]

Pull request overview

This PR bumps the DurableTask extension to 1.0.0b7 and introduces an experimental az durabletask scheduler attach command to connect a Durable Task scheduler to an Azure Function App or Container App, along with improved table output formatting for scheduler/taskhub commands.

Changes:

• Add experimental durabletask scheduler attach command (role assignment + app/env configuration).
• Add custom table formatters for scheduler/taskhub create/show/list/update output.
• Refactor custom command implementations into dedicated modules and bump extension version/history.

Reviewed changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated 11 comments.

Show a summary per file

File	Description
src/durabletask/setup.py	Bumps extension version to 1.0.0b7.
src/durabletask/HISTORY.rst	Adds release notes for 1.0.0b7 (attach command + table output).
src/durabletask/azext_durabletask/custom.py	Refactors custom command exports into separate modules.
src/durabletask/azext_durabletask/commands.py	Wires up scheduler show/list + attach command and applies table transformers; adds taskhub command table formatting.
src/durabletask/azext_durabletask/_scheduler.py	Implements attach_scheduler and scheduler create/update customizations.
src/durabletask/azext_durabletask/_retention_policy.py	Moves retention-policy customizations into dedicated module.
src/durabletask/azext_durabletask/_params.py	Adds CLI arguments for durabletask scheduler attach.
src/durabletask/azext_durabletask/_help.py	Adds help text/examples for durabletask scheduler attach.
src/durabletask/azext_durabletask/_format.py	Introduces table output formatters for scheduler/taskhub commands.

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[necusjz]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 2 pipeline(s).

[berndverst]

@necusjz can you rerun this? Previously this showed an azdev style error - but I cannot reproduce this locally and the failure also does not indicated what exactly is failing.

I rebase this PR to make sure to pick up the latest src/index.json just in case.

[yonzhan]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 2 pipeline(s).

[berndverst]

@yonzhan can you please approve / merge and release :)

[azclibot]

[Release] Update index.json for extension [ durabletask-1.0.0b7 ] : https://dev.azure.com/msazure/One/_build/results?buildId=156850766&view=results