Then you need a uservoice, https://twitch.uservoice.com/forums/310213-developers
Not sure if embeds do or do not earn channel points and the help guide doesnt’s say either
https://help.twitch.tv/s/article/viewer-channel-point-guide?language=en_US
If an embed doesn’t earn points I doubt they would allow an embed to, since they will have already made a conscious choice to not allow embeds to earn points, probably to prevent farming