Pls new feature: Add support for DeepL API

[icepaule]

Hello, can I add the use of my own deepL API somewhere in the code already?

Or would there be a chance to add the support of an API-parameter?

Thx a lot and thx so much for this great tool...!!!

[RENANZG]

Look: https://github.com/LordPax/translate https://github.com/eggplants/deepl-cli

This is interesting, look like command line: https://github.com/eeeXun/gtt

Not the best, but: https://github.com/kumakichi/Deepl-linux-electron https://github.com/VoxelCubes/DeepQt