message: build(Docker): Better file stamp control for caching
diff: @@ -7,9 +7,9 @@ script_dir="`cd $(dirname $0); pwd`"
  cd $script_dir
  mkdir -p ITKWebAssemblyInterfaceModuleCopy
  -rsync -a --exclude=../../../src/docker ../../../{include,src,CMakeLists.txt,itk-module.cmake} ./ITKWebAssemblyInterfaceModuleCopy/
  +rsync -a --exclude=../../../src/docker ../../../{include,src/*.cxx,src/CMakeLists.txt,CMakeLists.txt,itk-module.cmake} ./ITKWebAssemblyInterfaceModuleCopy/
  mkdir -p MedianFilterPipelineCopy
  -cp ../../../test/pipelines/MedianFilterPipeline/{CMakeLists.txt,MedianFilterTest.cxx} ./MedianFilterPipelineCopy
  +rsync -a ../../../test/pipelines/MedianFilterPipeline/{CMakeLists.txt,MedianFilterTest.cxx} ./MedianFilterPipelineCopy
  TAG=$(date '+%Y%m%d')-$(git rev-parse --short HEAD)
  VCS_REF=$(git rev-parse --short HEAD)
  