Create tag.yml

[glenn-jocher]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Added an automated GitHub workflow to streamline tagging and releasing new versions of the repository. 🚀

📊 Key Changes

• New Workflow File (tag.yml): Introduced a GitHub Actions workflow for handling tags and releases.
• Workflow Dispatch Input: Added inputs for tag_name, publish_tag, and publish_release to allow triggering releases manually.
• Tag Verification: Checks if a specified tag already exists before publishing.
• Automated Release Creation: Uses ultralytics-actions to publish a release summary automatically.

🎯 Purpose & Impact

• Purpose: Simplifies and automates the version management process, ensuring consistent and efficient tagging and releasing practices.
• Impact: Makes it easier for developers and maintainers to manage releases while providing users with clear version updates and features. ⚡

[UltralyticsAssistant]

👋 Hello @glenn-jocher, thank you for submitting a yolo-flutter-app 🚀 PR! To ensure a seamless integration of your work, please review the following checklist:

• ✅ Define a Purpose: Clearly explain the purpose of your fix or feature and link to any relevant issues. Based on the description you've provided, this PR introduces a tagging and release workflow automation—nice job! 🎉
• ✅ Synchronize with Source: Confirm your PR is synchronized with the ultralytics/yolo-flutter-app main branch. If it's behind, update it by clicking the 'Update branch' button or by running git pull and git merge main locally.
• ✅ Ensure CI Checks Pass: Verify all Ultralytics Continuous Integration (CI) checks are passing. Please ensure all jobs defined in the tag.yml file run successfully.
• ✅ Update Documentation: Consider updating the documentation to include details about how contributors can use the new tagging workflow.
• ✅ Add Tests or Verifications: If testing is required to validate the new workflow (e.g., workflow dispatch testing or verifying edge cases for tag generation), please include those details in your notes or test logs.
• ✅ Sign the CLA: Ensure you have signed our Contributor License Agreement (CLA) if you haven't yet, by writing "I have read the CLA Document and I sign the CLA" in a new comment.

💡 A couple of notes on your PR:

• The added capability to automate releases using this workflow is a great enhancement for maintaining the repository efficiently! 🙌
• For enhanced clarity and safety in the workflow, you might want to confirm if the if condition for the repository and actor correctly restricts workflow execution to your intended use case.

For more guidance, please refer to our Contributing Guide. This is an automated response, but a member of the Ultralytics team will review your PR in more detail soon. Let us know if you have any questions or further updates, and keep up the great work! 🚀