Tutorial needed for thin structure FSI

[MakisH]

Many users are struggling to setup something like this, see, for example:

https://precice.discourse.group/t/fsi-interface-of-baffle-openfoam-in-house-solid-solver/818

https://precice.discourse.group/t/are-there-openfoam-calculix-shell-element-examples/2253/2

Such a tutorial could demonstrate coupling with shell elements in CalculiX.