Crashes when outputting various DCS sequences

[j4james]

Darktile version is 0.0.10 Operating system is Ubuntu 20.04

Example 1: From a bash shell execute the following command:

printf '\ePq\e\\'

The terminal crashes with this error:

panic: ebiten: source width at NewImageFromImage must be positive but 0

Example 2: From a bash shell execute the following command:

printf '\eP$qm\e\\'

The terminal crashes with this rror:

panic: runtime error: index out of range [1] with length 1