added check for on_death() function before api's own on_die()

api.lua

@@ -14,7 +14,7 @@ local use_vh1 = minetest.get_modpath("visual_harm_1ndicators")
 -- Global
 mobs = {
 	mod = "redo",
-	version = "20240425",
+	version = "20240426",
 	translate = S,
 	invis = minetest.global_exists("invisibility") and invisibility or {},
 	node_snow = minetest.registered_aliases["mapgen_snow"]
@@ -879,6 +879,16 @@ function mob_class:check_for_death(cmi_cause)
 
 	local pos = self.object:get_pos()
 
+	-- execute official engine on_death function if found
+	if self.on_death then
+
+		self:on_death(self, cmi_cause)
+
+		remove_mob(self, true)
+
+		return true
+	end
+
 	-- execute custom death function
 	if pos and self.on_die then
 
@@ -3713,6 +3723,7 @@ minetest.register_entity(":" .. name, setmetatable({
 
 	on_rightclick = def.on_rightclick,
 	on_die = def.on_die,
+	on_death = def.on_death, -- engine function for entity death
 	on_flop = def.on_flop,
 	do_custom = def.do_custom,
 	on_replace = def.on_replace,

api.txt

@@ -336,6 +336,7 @@ enhance mob functionality and have them do many interesting things:
                     is returned normal attack function continued.
    'on_die'         a function that is called when mob is killed (self, pos), also
                     has access to self.cause_of_death table.
+   'on_death'       Official engine version of above when mob killed (self, cause).
    'on_flop'        function called when flying or swimmimng mob is no longer in
                     air/water, (self) paramater and return true to skip the built
                     in api flop feature.

readme.MD

@@ -32,6 +32,7 @@ https://forum.minetest.net/viewtopic.php?f=11&t=9917
 * Added self.homing so that arrows follow player when visible
 * Added support for Visual Harm 1ndicators mod to show health bars
 * Added self.node_damage flag which is true by default to enable damage_per_second node damage
+* Added check for on_death() function before using mob api's own on_die() one
 
 ### Version 1.60