added luacmd, replaced fooditem hardcodes with ugly debug hack

.gitmodules

@@ -94,3 +94,6 @@
 [submodule "mods/minetest_hudbars"]
 	path = mods/minetest_hudbars
 	url = https://repo.or.cz/minetest_hudbars.git
+[submodule "mods/minetest-mod-luacmd"]
+	path = mods/luacmd
+	url = https://github.com/prestidigitator/minetest-mod-luacmd.git

minetest.conf

@@ -1,3 +1,6 @@
+secure.enable_security = true
+secure.trusted_mods = wbg_modcompat
+
 default_privs = basic_privs, home, interact
 
 new_style_leaves = 1
@@ -50,3 +53,4 @@ sprint_starve_drain = 0.25
 hunger_ng_use_hunger_bar = false
 hudbars_autohide_breath = false
 hudbars_autohide_stamina = false
+

mods/luacmd

@@ -0,0 +1 @@
+Subproject commit 63d0d602c794a531b94b0e7bf87337ef96ce6ba5

mods/wbg_modcompat/init.moon

@@ -65,7 +65,36 @@ if true -- allow cactus damage by shrinking its collision box and enabling "imme
   cactus.damage_per_second=1
   minetest.register_node ":default:cactus", cactus
 
-if true -- fooditems for nssm
+
+if true -- fooditems via ugly debug hack, but surprisingly efficient!
+  ie = minetest.request_insecure_environment!
+  debug = ie.require 'debug'
+  scan_item=(name)->
+    if _hunger_ng
+      return
+    ou = minetest.registered_craftitems[name].on_use
+    if not ou
+      return
+    ups = {}
+    i=1
+    while true
+      n, v = debug.getupvalue ou, i
+      if not n
+        break
+      ups[n] = v
+      i = i + 1
+    if not ups.hp_change
+      return
+    minetest.log 'action','[WBG:modcompat] registering scanned fooditem "%s" with hunger_ng'\format name
+    hunger_ng.add_hunger_data name, {
+      heals: math.floor(ups.hp_change/4)
+      satiates: ups.hp_change
+      returns: ups.replace_with_item
+    }
+  for n,v in pairs minetest.registered_craftitems
+    scan_item n
+
+if false -- fooditems for nssm
   nssm_craftitem_eat=(name,_desc,satiates)->
     heals = math.floor(satiates/4)
     minetest.log 'action','[WBG:modcompat] registering nssm fooditem "%s" with hunger_ng'\format name
@@ -117,7 +146,7 @@ if true -- fooditems for nssm
   nssm_craftitem_eat 'roasted_super_silk_gland','Roasted Super Silk Gland',2
 
 
-if true -- register hunger data for any other items, undoing the "keep out of other mods' way" policy of hunger_ng
+if false -- register hunger data for any other items, undoing the "keep out of other mods' way" policy of hunger_ng
   -- don't ask, srsly...
   --file = io.open minetest.get_modpath('wbg_modcompat')..'/loaditems.txt', 'w'
   --file\write storage\get_string 'fallback_hunger_items'