[App Service] New commands to set and show site update strategy for flex consumption function apps

[patelchandni]

Related command
[NEW] az functionapp update-strategy config set --type
[NEW] az functionapp update-strategy config show

Description

• _constants.py - Added the constants
• commands.py - Added command group registration
• _help.py - Added help text for all commands with examples
• _params.py - Added --type parameter with get_enum_type(UPDATE_STRATEGY_TYPES) for case-insensitive validation
• custom.py - Added implementation functions:
  • get_update_strategy_config() - Returns the update strategy configuration
  • set_update_strategy_config() - Sets the strategy type with case-insensitive validation and success logging
• test_functionapp_commands.py - Added test_functionapp_flex_update_strategy_config to the FunctionAppFlex class that:
  • Creates a flex consumption function app
  • Sets update strategy to Recreate and verifies
  • Shows update strategy config and verifies
  • Sets update strategy to RollingUpdate and verifies
  • Tests case insensitivity with lowercase recreate
  • Tests case insensitivity with lowercase rollingupdate

Testing Guide
az functionapp update-strategy config set -g -n --type RollingUpdate
az functionapp update-strategy config show -g -n

History Notes

[App Service] az functionapp update-strategy config set: Add new command to set or update a function app's update strategy configuration.
[App Service] az functionapp update-strategy config show: Add new command to get the details of a function app's update strategy configuration.

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[azure-client-tools-bot-prd]

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[azure-client-tools-bot-prd]

Hi @patelchandni,
Since the current milestone time is less than 7 days, this pr will be reviewed in the next milestone.

[azure-client-tools-bot-prd]

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[yonzhan]

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

[github-actions]

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Please sync the latest code with latest dev branch (for azure-cli) or main branch (for azure-cli-extensions).
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[patelchandni]

These changes are part of PR #33341