Add hit component and effects; update player and enemy scenes to integrate hit feedback

resources/tilesets/village/small_foreground.tres

@@ -0,0 +1,15 @@
+[gd_resource type="TileSet" load_steps=3 format=3 uid="uid://ccffmjebvuoaj"]
+
+[ext_resource type="Texture2D" uid="uid://dxvevrm15uus1" path="res://sprites/flowers_tileset.png" id="1_6pkiv"]
+
+[sub_resource type="TileSetAtlasSource" id="TileSetAtlasSource_jepq7"]
+texture = ExtResource("1_6pkiv")
+texture_region_size = Vector2i(8, 8)
+0:0/0 = 0
+1:0/0 = 0
+2:0/0 = 0
+3:0/0 = 0
+
+[resource]
+tile_size = Vector2i(8, 8)
+sources/0 = SubResource("TileSetAtlasSource_jepq7")