fix initial frame offset

- remove bone place after use
- add debug flag in operator

utils.py

@@ -368,12 +368,13 @@ def get_gp_draw_plane(obj=None):
 ## --- Animation
 
 def following_keys(forward=True, all_keys=False) -> list:# -> list[int] | list | None:
-    '''return a lsit of int or an empty list'''
+    '''Return a list of int or an empty list'''
     direction = 1 if forward else -1
     cur_frame = bpy.context.scene.frame_current
     settings = bpy.context.scene.gp_interpo_settings
     
     if settings.mode == 'FRAME':
+        jump = settings.padding * direction
         if all_keys:
             scn = bpy.context.scene
             if forward:
@@ -383,10 +384,10 @@ def following_keys(forward=True, all_keys=False) -> list:# -> list[int] | list |
             
             limit += direction # offset by one for limit to be in range
 
-            return list(range(cur_frame + direction , limit, settings.padding * direction))
+            return list(range(cur_frame + jump , limit, jump))
 
         else:
-            return [cur_frame + (settings.padding * direction)]
+            return [cur_frame + jump]
     
     elif settings.mode == 'GPKEY':
         layers = bpy.context.object.data.layers