Hi,
ifixit cannot be expected to provide free repair guides for every new device that is released, they couldn't afford it. It is great that the provide a free forum where users can access repair guides and ask for help to repair their devices.
You will find that most guides found on ifixit are created by users, such as yourself, who are interested in fixing their devices themselves.
If you decide to try and fix your GoPro 7 camera, create a guide whilst doing so. Others in the future will no doubt thank you for doing it.
Here's [guide|129922] on ifixit.
There are videos on YouTube that show how to [https://www.youtube.com/results?search_query=gopro+7+teardown|teardown] the camera which may help you.
Moderator.