Javascript function in React doesn't work after build in Prod.

[kinga112]

Eel version
Please state the version of Eel you're using.
0.16.0

Describe the bug
A clear and concise description of what the bug is.

AttributeError: module 'eel' has no attribute 'getEmailsPortal'
eel.expose(getEmailsPortal)
function getEmailsPortal(){
getEmails()
}
Works fine in debug mode with this config:
eel.init('client/src/api', allowed_extensions=['.ts'])
eel_kwargs = dict(
host='localhost',
port=8899,
)
eel.start({'port': 3000}, geometry={'size': (1280, 800), 'position': (50, 50)}, **eel_kwargs)

To Reproduce
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1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

npm run build on application and package with pyinstaller

Expected behavior
A clear and concise description of what you expected to happen.

Ability to run javascript function from python in production like how it works in debug.

System Information

• OS: [e.g. Windows 10 x64, Linux Ubuntu, macOS 12]
  MacOS Sonoma 14
• Browser: [e.g. Chrome 108.0.5359.99 (Official Build) (64-bit), Safari 16, Firefox 107.0.1]
  Chrome
• Python Distribution: [e.g. Python.org 3.9, Anaconda3 2021.11 3.9, ActivePython 3.9]
  Python 3.12.3

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Additional context
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