feat(物品系统): 重构药水系统并移除旧物品配置

将药水物品从ItemSet迁移到AttrSet作为PotionCards，并实现新的药水使用逻辑
移除已废弃的ItemSet.ts文件

assets/script/game/hero/HeroAttrsComp.ts

@@ -6,8 +6,7 @@ import { BuffConf, SkillRange } from "../common/config/SkillSet";
 import { HeroInfo, AttrSet } from "../common/config/heroSet";
 import { HeroSkillsComp } from "./HeroSkills";
 import { smc } from "../common/SingletonModuleComp";
-import { ItemSet } from "../common/config/ItemSet";
-import { AttrCards } from "../common/config/AttrSet";
+import { AttrCards, PotionCards } from "../common/config/AttrSet";
  
 
 interface talTrigger{
@@ -111,7 +110,23 @@ export class HeroAttrsComp extends ecs.Comp {
 
     onUseItemCard(event: string, args: any) {
         if (!this.is_master) return;
-        this.useItem(args);
+        const itemId = args;
+
+        // 1. 尝试从 PotionCards 获取 (新版药水)
+        const potion = PotionCards[itemId];
+        if (potion) {
+            console.log(`[HeroAttrs] 使用药水: ${potion.desc}`);
+            const buffConf: BuffConf = {
+                buff: potion.attr,
+                value: potion.value,
+                BType: BType.RATIO, // 药水默认是百分比加成
+                time: potion.duration,
+                chance: 1,
+            };
+            this.addBuff(buffConf);
+            oops.gui.toast(potion.desc);
+            return;
+        }
     }
 
     /**
@@ -613,35 +628,7 @@ export class HeroAttrsComp extends ecs.Comp {
         this.recalculateSingleAttr(buff.attrIndex);
     }
 
-    /**
-     * 使用物品
-     * @param itemId 物品ID
-     */
-    useItem(itemId: number) {
-        const item = ItemSet[itemId];
-        if (!item) return;
 
-        console.log(`[HeroAttrs] 使用物品: ${item.name} (${item.desc})`);
-        
-        // 直接添加到 BUFFS_TEMP
-        const attrIndex = item.attr;
-        
-        if (!this.BUFFS_TEMP[attrIndex]) {
-            this.BUFFS_TEMP[attrIndex] = [];
-        }
-        
-        this.BUFFS_TEMP[attrIndex].push({
-            value: item.value,
-            BType: item.bType,
-            remainTime: item.duration
-        });
-        
-        // 重新计算受影响的属性
-        this.recalculateSingleAttr(attrIndex);
-        
-        oops.gui.toast(`使用了 ${item.name}`);
-    }
-    
     /**
      * 根据属性索引移除数值型天赋buff
      * @param attrIndex 属性索引