fix: 调整角色属性和技能图标逻辑

将Chick角色的最大生命值从2000降低至1500以平衡游戏难度
修改EntityBase的能量恢复为随机范围(0.01-0.15)增加变化性
更新SkillIcon进度计算，加入能量限制条件防止显示异常

scripts/Contents/Characters/Chick.gd

@@ -6,7 +6,7 @@ class_name Chick
 const laserCount = 4
 
 func register():
-	fields[FieldStore.Entity.MAX_HEALTH] = 2000
+	fields[FieldStore.Entity.MAX_HEALTH] = 1500
 	fields[FieldStore.Entity.MOVEMENT_SPEED] = 0.5
 	attackCooldownMap[0] = 500
 	attackCooldownMap[1] = 6000

scripts/Statemachine/EntityBase.gd

@@ -156,7 +156,7 @@ func _physics_process(_delta: float) -> void:
 		if (isPlayer() or is_instance_valid(currentFocusedBoss)) and not charginup:
 			ai()
 	move_and_slide()
-	storeEnergy(0.05 * fields.get(FieldStore.Entity.ENERGY_REGENERATION), true)
+	storeEnergy(randf_range(0.01, 0.15) * fields.get(FieldStore.Entity.ENERGY_REGENERATION), true)
 	trailParticle.emitting = trailing
 
 # 通用方法

scripts/Statemachine/SkillIcon.gd

@@ -10,5 +10,5 @@ func _ready():
 func _physics_process(_delta):
 	if is_instance_valid(weapon):
 		textureRect.texture = weapon.avatarTexture
-		var progress = weapon.cooldownTimer.timeSinceLastStart() / weapon.cooldownTimer.cooldown
+		var progress = min(weapon.cooldownTimer.timeSinceLastStart() / weapon.cooldownTimer.cooldown, UIState.player.energy / weapon.needEnergy)
 		textureRect.material.set_shader_parameter("progress", progress)