Add deprecation notice for Crescendo

[sdwheeler]

PR Summary

Add deprecation notice for Crescendo

• Fixes AB#575907

PR Checklist

• Descriptive Title: This PR's title is a synopsis of the changes it proposes.
• Summary: This PR's summary describes the scope and intent of the change.
• Contributor's Guide: I have read the contributors guide.
• Style: This PR adheres to the style guide.

[learn-build-service-prod]

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[learn-build-service-prod]

Learn Build status updates of commit 2b0f573:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/docs-conceptual/Crescendo/advanced/handling-errors.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/advanced/transforming-arguments.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/advanced/using-crescendo-cmdlets.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/get-started/choose-command-line-tool.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/get-started/create-new-cmdlet.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/get-started/generate-module.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/get-started/install-crescendo.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/get-started/research-tool.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/overview.md	✅Succeeded	View (ps-modules)
reference/docs-conceptual/Crescendo/whats-new/whats-new-in-crescendo-11.md	✅Succeeded	View (ps-modules)
reference/includes/crescendo-deprecated.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/About/about_Crescendo.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-CrescendoCommand.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-CrescendoModule.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-Schema.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Import-CommandConfiguration.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Microsoft.PowerShell.Crescendo.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-CrescendoCommand.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-ExampleInfo.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-OutputHandler.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-ParameterInfo.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-UsageInfo.md	✅Succeeded	View (ps-modules)
reference/ps-modules/Microsoft.PowerShell.Crescendo/Test-IsCrescendoCommand.md	✅Succeeded	View (ps-modules)

For more details, please refer to the build report.

[Copilot]

Pull request overview

Adds a shared deprecation notice for the Crescendo documentation set so readers see that the project is no longer actively maintained. This fits the repo’s documentation structure by introducing a reusable include and inserting it across Crescendo reference and conceptual pages.

Changes:

• Adds a new shared include file with the Crescendo deprecation banner.
• Inserts that banner into Crescendo module reference pages and the module about page.
• Inserts the same banner into Crescendo conceptual, getting-started, advanced, and release-note pages.

Reviewed changes

Copilot reviewed 23 out of 23 changed files in this pull request and generated 10 comments.

Show a summary per file

File	Description
reference/ps-modules/Microsoft.PowerShell.Crescendo/Test-IsCrescendoCommand.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-UsageInfo.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-ParameterInfo.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-OutputHandler.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-ExampleInfo.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/New-CrescendoCommand.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/Microsoft.PowerShell.Crescendo.md	Adds deprecation include to module landing page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/Import-CommandConfiguration.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-Schema.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-CrescendoModule.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/Export-CrescendoCommand.md	Adds deprecation include to cmdlet reference page.
reference/ps-modules/Microsoft.PowerShell.Crescendo/About/about_Crescendo.md	Adds deprecation include to the module about page.
reference/includes/crescendo-deprecated.md	Defines the shared Crescendo deprecation notice include.
reference/docs-conceptual/Crescendo/whats-new/whats-new-in-crescendo-11.md	Adds deprecation include to release notes.
reference/docs-conceptual/Crescendo/overview.md	Adds deprecation include to conceptual overview.
reference/docs-conceptual/Crescendo/get-started/research-tool.md	Adds deprecation include to getting-started content.
reference/docs-conceptual/Crescendo/get-started/install-crescendo.md	Adds deprecation include to install guidance.
reference/docs-conceptual/Crescendo/get-started/generate-module.md	Adds deprecation include to getting-started content.
reference/docs-conceptual/Crescendo/get-started/create-new-cmdlet.md	Adds deprecation include to getting-started content.
reference/docs-conceptual/Crescendo/get-started/choose-command-line-tool.md	Adds deprecation include to getting-started content.
reference/docs-conceptual/Crescendo/advanced/using-crescendo-cmdlets.md	Adds deprecation include to advanced guidance.
reference/docs-conceptual/Crescendo/advanced/transforming-arguments.md	Adds deprecation include to advanced guidance.
reference/docs-conceptual/Crescendo/advanced/handling-errors.md	Adds deprecation include to advanced guidance.

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