Add GitHub Actions workflow for build testing #1

Job	Run time
Build with Intel toolchain	8m 43s
Build with GNU toolchain	8m 37s
Build extra components with Intel toolchain	18m 56s
Build without MPI	6m 57s
Build without ELPA	8m 46s
Build without LCAO and MPI	4m 15s
Build with CUDA support	15m 32s
Build extra components with GNU toolchain	22m 20s
Build without LCAO	5m 15s
	1h 39m 21s

Navigation Menu