The least files needed to generate mesh using snappyhexmesh in openfoam

Use SnappyHexMesh in OpenFoam to generate the minimum number of files needed for the mesh
1. Two folders, system and constant
2. Files needed in constant folder, “STL file under triSurface”
. System folder (1. BlockMeshDict 2. SurfaceFeatures 3. MeshQualityDict 4.

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