Added module design draft into README.md
Added module design draft into README.md
wzb56/Sparkngin,DemandCube/Sparkngin,DemandCube/Sparkngin,DemandCube/Sparkngin,wzb56/Sparkngin,DemandCube/Sparkngin,wzb56/Sparkngin,wzb56/Sparkngin,DemandCube/Sparkngin,wzb56/Sparkngin