Solving simple electrostatic problem

Upon looking around I’ve encountered Home · Meshes.jl which seems like what I need for the geometry — Julia based, native julia plotting. I wonder if there is anyone who successfully used Meshes.jl with Gridap.jl.

Also, Ferrite.jl (JuAFEM.jl in the past) seems to be a good candidate for this sort of problem, though I can’t comprehend the docs as it clearly assumes some prior knowledge that I’m lacking