Merge branch 'master' of https://github.com/tgstation/tgstation into upstream-2025-11-12

code/game/objects/items.dm

@@ -1239,9 +1239,13 @@
 			if("operative")
 				outline_color = COLOR_THEME_OPERATIVE
 			if("clockwork")
-				outline_color = COLOR_THEME_CLOCKWORK //if you want free gbp go fix the fact that clockwork's tooltip css is glass'
+				outline_color = COLOR_THEME_CLOCKWORK
 			if("glass")
 				outline_color = COLOR_THEME_GLASS
+			if("trasen-knox")
+				outline_color = COLOR_THEME_TRASENKNOX
+			if("detective")
+				outline_color = COLOR_THEME_DETECTIVE
 			else //this should never happen, hopefully
 				outline_color = COLOR_WHITE
 	if(color)
@@ -2257,3 +2261,11 @@
 		target_limb = victim.get_bodypart(target_limb) || victim.bodyparts[1]
 
 	return get_embed()?.embed_into(victim, target_limb)
+
+/// Checks if user can insert a valid container into the chemistry machine.
+/obj/item/proc/can_insert_container(mob/living/user, obj/machinery/chem_machine)
+	return is_chem_container() && chem_machine.can_interact(user) && user.can_perform_action(chem_machine, ALLOW_SILICON_REACH | FORBID_TELEKINESIS_REACH)
+
+/// Checks if this container is valid for use with chemistry machinery.
+/obj/item/proc/is_chem_container()
+	return FALSE