Align branch baseline with main so PR only includes SUPPORT.md (#143)

* docs: add SUPPORT.md with APIM-focused support guidance

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Elizabeth Maher <enewman@microsoft.com>

Author: Copilot

SUPPORT.md

@@ -0,0 +1,32 @@
+## Support
+
+## File issues
+
+### GitHub issues
+
+We use [GitHub Issues](https://github.com/Azure/apiops-cli/issues/new/choose) to track bugs, questions, and feature requests. **Response time is not guaranteed.**
+
+To keep our issue queue focused and actionable, issues that have had no activity for **30 days** will be automatically closed. If your issue is closed and the problem still exists, please reopen it.
+
+### Security bugs
+
+Security issues and bugs should be reported privately. Please review [SECURITY.md](SECURITY.md) for details on how to responsibly disclose security vulnerabilities.
+
+## Get help
+
+### Azure API Management resources
+
+- Browse the [Azure API Management documentation](https://learn.microsoft.com/azure/api-management/)
+- Search for similar issues in [our GitHub repository](https://github.com/Azure/apiops-cli/issues)
+- Search for or ask a question on [Microsoft Q&A](https://learn.microsoft.com/answers/tags/28/azure-api-management). New questions should be tagged with 'Azure API Management'.
+- Browse article on the [Azure PaaS Blog](https://techcommunity.microsoft.com/tag/azure%20api%20management?nodeId=board%3AAzurePaaSBlog) blog with 'AZURE API MANAGEMENT' tag.
+- Share or upvote feature requests on the [Azure Feedback Portal](https://feedback.azure.com/d365community/search/?q=azure+api+management) under the 'Azure API Management' category.
+
+
+### Support Policy
+
+**apiops-cli is an open-source tool** provided under the MIT License.
+
+Community support for the apiops-cli is available through GitHub Issues.
+
+For Azure API Management service-level questions unrelated to this tool, please use the channels listed above or open an [Azure support ticket](https://azure.microsoft.com/support/create-ticket/) if you have an Azure support plan.