Resolve pending gameplay tickets

vfx/GasBombEffect.gd

@@ -70,13 +70,10 @@ func _explode() -> void:
 	# Asteroids too - a blast that clears everything around it but leaves the
 	# rocks untouched would need explaining, and they take damage the same way.
 	#
-	# #165: and STRUCTURES. The blast used to stop politely at anything the
-	# player owned, which made a bomb dropped on a besieged mothership a free
-	# way to clear the attackers off it. Everything inside the radius is
-	# inside the radius; where it lands is the decision the weapon asks for.
+	# #176: player weapons never damage player buildings. A bomb may be thrown
+	# into a siege without punishing the structure it is meant to defend.
 	for target_node in get_tree().get_nodes_in_group("enemies") \
-			+ get_tree().get_nodes_in_group("asteroids") \
-			+ get_tree().get_nodes_in_group("player_buildings"):
+			+ get_tree().get_nodes_in_group("asteroids"):
 		if is_instance_valid(target_node) and target_node is Node2D \
 				and target_node.global_position.distance_to(target) <= AOE_RADIUS:
 			target_node.take_damage(damage)