change some default settings for sph 2d demos

fixed the container size issue in webgpu flip simulation

Merge pull request #14 from jeantimex/workgroup-memory

fix container size change

update url params

Merge pull request #13 from jeantimex/subgroup

support subgroup for foam spawn

enable subgroups for marching cubes

enable subgroup feature if possible

Fix formatting in simulation and render pipeline diagrams

fix the build errors

Merge pull request #12 from jeantimex/red-black-gauss-seidel

update readme

Replace jacobi iterations with Red-Black Gauss-Seidel iterations

add workgroup size setting