This is what happens
Controls are A-D to move left-right, S to drop, Space to rotate.
Clear lines with the same colored particles connected from left to right, or blow them up to gain points.
For each 10000 points you get a bomb, which can be used as a crutch, or as a way to remove walls/obstacles if you have them turned on. You can even use multiple of them at the same time for a bigger explosion.
The .config file has a few entries. The UI scale is changeable there, as well as ingame with the keys 1-9
.NET 6 runtime