Uueoa-Esa, Part 3: Ruin Assets (#18956)

Adds several new items and structures for use in Unathi ruins. These
include:
Several ancient Unathi clothing items, including two sets of armor.
Pillars and statues for ruin decoration.
Three ancient Unathi melee weapons.
Several flags/banners/tapestries.
Sarcophagi, complete with booby-traps.
An undetonated nuclear bomb, for, uh... don't worry about it.

Bomb sprite by @nauticall, other ruin sprites by Gecko

---------

Signed-off-by: RustingWithYou <63625389+RustingWithYou@users.noreply.github.com>
Co-authored-by: Fluffy <65877598+FluffyGhoster@users.noreply.github.com>

code/game/objects/items/weapons/material/misc.dm

@@ -179,3 +179,18 @@
 	throw_speed = 2
 	throw_range = 3
 	w_class = ITEMSIZE_SMALL
+
+/obj/item/material/scythe/sickle/warsickle
+	name = "war sickle"
+	desc = "A short and wickedly curved blade, this sickle was often used as a melee weapon by ancient Unathi civilizations."
+	icon = 'icons/obj/unathi_ruins.dmi'
+	icon_state = "warsickle"
+	item_state = "warsickle"
+	contained_sprite = TRUE
+	slot_flags = SLOT_BELT
+	force_divisor = 0.7 // 42 when wielded with hardnes 60 (steel)
+	thrown_force_divisor = 0.5 // 10 when thrown with weight 20 (steel)
+	applies_material_colour = FALSE
+
+/obj/item/material/scythe/sickle/warsickle/bronze/Initialize(newloc, material_key)
+	. = ..(newloc, MATERIAL_BRONZE)