Adds lightning projectile

Implements a lightning projectile with visual effects.
The lightning is created using a series of bolt components that dynamically adjust their shape.
Also refactors the projectile system to use a base class.

Removes unused modifiers from player script.

player/scripts/player.gd

@@ -26,13 +26,13 @@ func _ready():
 	combat.animated_sprite = animated_sprite
 
 	Log.pr("Adding projectile size additive modifier")
-	weapon.add_modifier(ProjectileSizeAdditive.new())
+	#weapon.add_modifier(ProjectileSizeAdditive.new())
 	Log.pr(weapon.stats.get_stat("projectile_size")) # Size is now 1.0 + 0.5 = 1.5
 # Size is now 1.0 + 0.5 = 1.5
 
 # Add the multiplicative size modifier (1.5x multiplier)
 	Log.pr("Adding projectile size multiplicative modifier")
-	weapon.add_modifier(ProjectileSizeMultiplicative.new())
+	#weapon.add_modifier(ProjectileSizeMultiplicative.new())
 	Log.pr(weapon.stats.get_stat("projectile_size"))
 # Size is now 1.5 * 1.5 = 2.25
 
@@ -40,10 +40,10 @@ func _ready():
 	Log.pr("Adding another projectile size additive modifier", 2)
 	var another_size_mod = ProjectileSizeAdditive.new()
 	another_size_mod.size_increase = 0.7
-	weapon.add_modifier(another_size_mod)
+	#weapon.add_modifier(another_size_mod)
 	Log.pr(weapon.stats.get_stat("projectile_size"))
 
-	weapon.add_modifier(FireRateAdditive.new())
+	#weapon.add_modifier(FireRateAdditive.new())
 	
 
 func _physics_process(delta):

player/scripts/player_combat.gd

@@ -19,7 +19,7 @@ func process(_delta):
 	var normalized_direction = direction.normalized()
 
 	if Input.is_action_pressed("fire"):
-		player.weapon.fire(normalized_direction)
+		player.weapon.fire(normalized_direction, mouse_position)
 		# Update animation
 		#update_animation()