Add custom gcode back, which can be inserted in gcode viewer layer slider. Signed-off-by: salt.wei <salt.wei@bambulab.com> Change-Id: I270cc438bedf11b30f07f8f9bad6ae5436d5a2dd
Change-Id: I6d00fab62304893cc5f1aba0d0a74e4c6194bce9
using version 1.0.10