Adding the first version of the Bs task

Author: pchrista

PWGHF/Tasks/CMakeLists.txt

@@ -70,6 +70,11 @@ o2physics_add_dpl_workflow(task-bplus
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2::DetectorsVertexing
                     COMPONENT_NAME Analysis)
 
+o2physics_add_dpl_workflow(task-bs
+                    SOURCES taskBs.cxx
+                    PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2::DetectorsVertexing
+                    COMPONENT_NAME Analysis)
+
 o2physics_add_dpl_workflow(task-lb
                     SOURCES taskLb.cxx
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2::DetectorsVertexing