Selecting a source image in Material Theme Builder (website) doesn't provide a selection of source colors

[quoc-huynh-cosee]

Describe the bug Using the Material Theme Builder with a source image in Figma you'll get a selection of source colors. If I'm using the Material Theme Builder with a source image on the website , you won't get a selection of source colors. Is there any reason why?

To Reproduce Steps to reproduce the behavior (Figma):

1. Go to Figma
2. Open the Material Theme Builder plugin
3. Select a source image
4. You can now select a source color

Steps to reproduce the behavior (Website):

1. Go to https://material-foundation.github.io/material-theme-builder/
2. Select a source image
3. You don't get a selection of source colors.

Expected behavior The website also gets a selection of source colors.

Screenshots Figma:

Website:

Desktop:

• OS: MacOs Sonoma 14.4.1
• Browser: Firefox Browser 125.0.3 (64-Bit)