I updated the notebooks to the current Julia version 1.11 but linked the videos from last year. There haven't been any substantial changes.
Pluto notebook: pluto/julia, html, pdf,
Pluto notebook: pluto/julia, html, pdf,
VoronoiFVM.jl Julia package for PDE System solution via Voronoi Finite Volumes
See also my material for my contribution to last week's workshop on finite volumes and optimal transport: VoronoiFVOT