Implements modifier and stats system

Adds a modifier and stats system to manage combat-related attributes.

Introduces StatsComponent for storing entity statistics and ModifierManager for applying dynamic modifiers. Recalculates stats based on modifier type and priority.

Updates projectile and weapon components to utilize the new stats system.

utility/Globals.gd

@@ -11,4 +11,13 @@ const MAP_EMPTY = 0
 const MAP_PATH = 1
 const MAP_START = 2
 const MAP_FINISH = 4
-const MAP_UP_CELL = 3
+const MAP_UP_CELL = 3
+
+const ELEMENTS = {
+	"NONE": 0,
+	"FIRE": 1,
+	"WATER": 2,
+	"EARTH": 3,
+	"AIR": 4,
+	"THUNDER": 5,
+}