Firefox is also slowly updating to manifest v3 in 2020. This issue should track all changes that may be needed. * [ ] check [CSP](https://blog.mozilla.org/addons/2019/12/12/test-the-new-csp-for-content-scripts/) (likely already compatible)
Firefox is also slowly updating to manifest v3 in 2020.
This issue should track all changes that may be needed.