fix bash syntax error

add tinytex build variant

Add package texlive-fonts-extra

for e.g. fontawesome5

 Fix: quiet apt install

Permissions are set in dev base image

Use dev container as start

Remove slim builds
not worth it

Combine to one Dockerfile
also improve caching

Fix repo name

Fix login in seperate step
addgroup is only activated in the next bash login

Fix repo name

Slim latex build

Use ubuntu for newest stable inkscape ppa

Split apt in two lines

Remove user

Explicit arguments longform

Add user

add README

Fix matplotlib+inkscape permission error

Set default command