[WIP] Create issue for follow-up tasks on suggested test

[Copilot]

• Understand the context from PR Update the templates for .NET 10 #12267
• Review the comment requesting test case for --localhost-tld option
• Create comprehensive issue documentation with detailed examples
• Create concise issue content ready for GitHub
• Provide clear instructions for manual issue creation
• Document limitation and next steps

Summary

This PR documents a follow-up issue for adding test coverage for the --localhost-tld template option introduced in PR #12267 (comment: #12267 (comment)).

Important: GitHub Copilot cannot create GitHub issues directly. This PR contains documentation to facilitate manual issue creation.

Files Added

1. README_ISSUE_CREATION.md - Instructions for creating the issue (with both web UI and CLI options)
2. GITHUB_ISSUE_CONTENT.md - Concise, ready-to-use issue content
3. FOLLOW_UP_ISSUE_LOCALHOST_TLD_TEST.md - Comprehensive documentation with detailed test implementation examples

Next Steps

A team member should:

1. Create the GitHub issue using the content from GITHUB_ISSUE_CONTENT.md
2. Add labels: area-templates, enhancement, testing
3. Link the new issue to PR Update the templates for .NET 10 #12267
4. Delete the documentation files from this PR
5. Close this PR

Issue Summary

The issue requests test coverage for the new --localhost-tld template option, including:

• Testing default behavior (*.dev.localhost URLs)
• Testing explicit option values
• Testing opt-out behavior
• Verifying launch profile generation
• Testing across multiple template types

Original prompt

Open a new issue for the suggested test in #12267 (comment) . This will be a issue for follow up tasks.

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