diff --git a/server/ai/prompt.js b/server/ai/prompt.js
index c2a89d9..e4b231a 100644
--- a/server/ai/prompt.js
+++ b/server/ai/prompt.js
@@ -57,9 +57,9 @@ function buildSystemPrompt(username, isAdmin) {
     '  * "已收货" — 已收到货物',
     '  * "已完成" — 发票已收，全部结束',
     '- 状态映射：',
-    '  * "付了/已付/付款了" → "已付款"',
-    '  * "到了/收到货了" → "已收货"',
-    '  * "发票到/全搞定/完结" → "已完成"',
+    '  * "付了/已付/付款了/买了/花了"等明确已付款完成意图的 → "已付款"',
+    '  * "到了/收到货了"等明确已收到货意图的 → "已收货"',
+    '  * "发票到/全搞定/完结"等明确有发票或结束意图的 → "已完成"',
     '  * 新建不指定 → "待付款"',
     '- 只有明确消费意图（购买/采购/下单/付款/买了/花了）才返回 action="purchase"',
     '- 纯陈述 → action="ignore"',
diff --git a/server/public/index.html b/server/public/index.html
index 04482ed..dd7cd9b 100644
--- a/server/public/index.html
+++ b/server/public/index.html
@@ -237,7 +237,7 @@
     <script>
         // 版本号
         (function() {
-            document.getElementById('version-text').textContent = 'v2.8.1-260729';
+            document.getElementById('version-text').textContent = 'v2.8.2-260729';
         })();
         document.addEventListener('input', function(e) {
             if (e.target.id === 'msg-input' || e.target.id === 'purchase-msg-input') {