feat: implement procedural humanoid animations, modular weapon system, and dummy entity base classes

weapons/explosive_projectile.gd

@@ -137,6 +137,8 @@ func _on_hit(result: Dictionary) -> void:
 	if not result.collider.has_method("take_damage"):
 		if result.collider is StaticBody3D or result.collider is CSGShape3D:
 			ImpactSpawner.spawn(get_tree(), "crater", result.position, result.normal, explosion_radius * 1.5)
+	elif not owner_player or owner_player.is_multiplayer_authority():
+		result.collider.take_damage(damage, result.position, owner_player)
 	_explode(result.position)
 	destroy()
 
@@ -198,10 +200,14 @@ func _explode(pos: Vector3) -> void:
 			if col == owner_player and not can_self_damage:
 				# Skip self damage, but we still applied the knockback!
 				pass
-			else:
-				col.take_damage(final_damage, target_pos, owner_player)
+			elif not owner_player or owner_player.is_multiplayer_authority():
+				col.take_damage(final_damage, target_pos, owner_player, dir * final_knockback)
 				
-	# Visual Effect
+	# Broadcast Visual Explosion Effect to other peers
+	if owner_player and owner_player.has_method("server_play_explosion") and owner_player.multiplayer.has_multiplayer_peer() and owner_player.multiplayer.multiplayer_peer is not OfflineMultiplayerPeer:
+		owner_player.server_play_explosion.rpc_id(1, pos, explosion_radius)
+		
+	# Local Visual Effect
 	var visual = MeshInstance3D.new()
 	var s_mesh = SphereMesh.new()
 	s_mesh.radius = explosion_radius