feat: add support for union/enum types for @FormField()

[stsvilik]

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Closing issues

closes #1777

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Test plan

[github-actions]

Hello there stsvilik 👋

Thank you and congrats 🎉 for opening your first PR on this project.✨

We will review the following PR soon! 👀

[stsvilik]

@WoH could you please review? 🙏