Need update to newer version of Firefox, just like Thorium 126 updated.

[weslyraji]

Hi, Thank you for update Thorium to 126, its a beast congrats for that, can we have similar update for Mercury as well ?

[rohitsaha29]

fingers crossed, and hopefully not ESR version and on main firefox. Alex will come through hopefully!

[MarcoRavich]

We do need GH actions's automated builds: realtime browser updates are crucial nowdays !

How to Use Github Actions to Automate Your Repository Builds

[gz83]

Updated to 129. In addition, Mercury does not plan to use GitHub Actions, which is not very helpful for rebasing and development, and may only have a certain impact on the compilation stage.