gitGraph
   commit
   commit
   commit
   branch "change-a"
   commit
   branch "change-b"
   checkout "change-a"
   commit
   checkout "change-b"
   commit

  gitGraph
   commit
   commit
   commit
   branch "change-a"
   commit
   branch "change-b"
   commit
   checkout "change-a"
   commit
   checkout main
   merge change-a
   checkout "change-b"
   merge main type:HIGHLIGHT
   checkout main