* feat: add workflow and multistage torch docker builder
* feat: add configurable docker builder workflow
* fix: improve file structure
* fix: improve with pytest
* feat: run tests and benches after build
* fix: fix empty exlude in workflow
* fix: specify dockerfile location
* fix: include subset of combinations of ubuntu 18.04 and cuda 11.8
* fix: improve version syntax
* fix: add support for cuda 11.8 in dockerfile
* fix: pin python version in image from workflow
* fix: syntax tweak python version in dockerfile
* fix: adjust build args in dockerfile
* fix: avoid loading the image and ensure building works