Roku Pan

Results 3 issues of Roku Pan

I'm using dual display, and while the input window in the secondary display, the position of the caret indicator is incorrect. https://github.com/user-attachments/assets/625747e4-2614-4e4a-9c67-7ceeb0854b92

Looks like in some small size, the `==` ligature is incorrect. But with higher size, it comes ok. For `===`, the middle lines is not fully in level. Editor is...

U+E0A0 to U+E0BF looks like missing in the mono font face. For the PragmataPro Mono or PragmataPro Mono Liga: For the PragmataPro: