Config Template not work in demo page (dev)

[ttrinh24]

Describe the bug
The config template does not work for all variable types (boolean, string, and select). Content review remains unchanged and shows the default value.

To Reproduce
Steps to reproduce the behavior:

1. Click on 'Manage Sites' menu -> Site List
2. Click on 'Modify' at any site
3. In 'Basic Mode' click on 'Config Template'
4. Click on 'View' of 'Reverse Proxy' template
5. Edit test on each variable type, see errors.

Expected behavior
The config template functions properly as in release version v2.0.0-rc.5.

Screenshots

Info:

• Server OS: debian 12.10
• Server Arch: linux 5.10.0-15-arm64 aarch64
• Nginx UI Version: dev (site demo.nginxui.com)
• Browser: Chrome

Additional context

• Screenshots of release v2.0.0-rc.5:

[0xJacky]

Thank you for the report, I fixed it in 28ed291.