Create changelog for v1.22.1 release

[Copilot]

Prepares the v1.22.1 release by updating changelog and version file for commits merged between Dec 3-11, 2025.

Changes

• cli/azd/CHANGELOG.md: Added v1.22.1 section (2025-12-10) with:

  • 4 features: azure.yml support, -C directory creation prompt, template gallery links, error handling improvements
  • 5 bug fixes: Container App error messages, Container App module setting, resource-group-scoped deletion, Static Web App deployment, CI/CD JSON escaping
  • External contributor attribution for Fix: Add JSON escape to variables before syncing to remote pipeline  #5568 (@Menghua1)

• cli/version.txt: Updated from 1.23.0-beta.1 to 1.22.1

• cli/azd/.vscode/cspell-azd-dictionary.txt: Added langchain to dictionary

• .vscode/cspell-github-user-aliases.txt: Added Menghua1 to GitHub user aliases

Excluded from changelog

• GitHub workflow changes (Configure PR auto-close after 2 weeks of inactivity #6336, Add operations-per-run limit to stale issues workflow #6289, add infra fix instructions to fix name conflicts for error handling workflow #6329)
• Test infrastructure (Extensions integration for figspec and usage snapshot tests #6286, Add comma in gallery link messages #6304)
• Dependency bumps (Bump jws from 3.2.2 to 3.2.3 in /ext/vscode #6319)
• Extensions-only changes (Add updated extensions to registry #6314, Bump extension versions and add changelog entries #6306, azure.ai.agents - Support debug logging via --debug or AZD_EXT_DEBUG env var #6290, Fix azd ai agent init message to suggest azd up before azd deploy #6343)
• Internal telemetry (add source classification for existing usage metadata #6288)
• Version increment commits (Increment CLI version after release #6301)

Original prompt

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This section details on the original issue you should resolve

<issue_title>Create changelog for v1.22.1 release</issue_title>
<issue_description></issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Create changelog for v1.22.1 release #6354

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[JeffreyCA]

@copilot can you please include these recently merged changes:

#6345
#6353

[Copilot]

@copilot can you please include these recently merged changes:

#6345
...

Added both PRs to the changelog in commit 1061d17:

• Improve deletion behavior for resource-group–scoped deployments #6345 - Improve azd down deletion behavior for resource-group-scoped deployments
• Fix unclear error when deploying to improperly-tagged container app in non-revision mode #6353 - Fix unclear error message for improperly-tagged Container App deployments

[rajeshkamal5050]

/check-enforcer override