fix: 编辑回显问题 - setFieldsValue 改为 useEffect 在 Modal 打开后执行

- destroyOnClose 导致 Form 在 Modal 关闭时销毁，setFieldsValue 提前调用无效
- 改为 useEffect 监听 modalOpen，Modal 打开后延迟设置表单值

web/src/pages/ModelList.tsx

@@ -1,7 +1,7 @@
 import { useEffect, useState, useCallback } from "react";
 import {
   Table, Button, Modal, Form, Input, Select, Switch,
-  Space, message, Popconfirm, Tag, Tooltip,
+  Space, message, Popconfirm, Tag,
 } from "antd";
 import { PlusOutlined, EditOutlined, DeleteOutlined } from "@ant-design/icons";
 import type { AIModel } from "../types";
@@ -38,21 +38,28 @@ export default function ModelList() {
 
   const handleCreate = () => {
     setEditingModel(null);
-    form.resetFields();
-    form.setFieldsValue({ provider: "openai", is_enabled: true, extra_params: "{}" });
     setModalOpen(true);
   };
 
   const handleEdit = (model: AIModel) => {
     setEditingModel(model);
-    form.setFieldsValue({
-      ...model,
-      extra_params: JSON.stringify(model.extra_params, null, 2),
-      api_key: "",
-    });
     setModalOpen(true);
   };
 
+  useEffect(() => {
+    if (!modalOpen) return;
+    if (editingModel) {
+      form.setFieldsValue({
+        ...editingModel,
+        extra_params: JSON.stringify(editingModel.extra_params, null, 2),
+        api_key: "",
+      });
+    } else {
+      form.resetFields();
+      form.setFieldsValue({ provider: "openai", is_enabled: true, extra_params: "{}" });
+    }
+  }, [modalOpen, editingModel]);
+
   const handleSubmit = async () => {
     try {
       const values = await form.validateFields();

web/src/pages/TemplateEditor.tsx

@@ -114,26 +114,33 @@ export default function TemplateEditor() {
 
   const handleCreatePoint = () => {
     setEditingPoint(null);
-    pointForm.resetFields();
-    if (selectionRef.current) {
-      pointForm.setFieldsValue({
-        prompt: `根据上下文生成关于「${selectionRef.current.text.slice(0, 20)}...」的内容`,
-      });
-    }
     setPointModalOpen(true);
   };
 
   const handleEditPoint = (point: GenerationPoint) => {
     setEditingPoint(point);
-    pointForm.setFieldsValue({
-      prompt: point.prompt,
-      model_id: point.model_id,
-      need_ref_file: point.need_ref_file,
-      remark: point.remark,
-    });
     setPointModalOpen(true);
   };
 
+  useEffect(() => {
+    if (!pointModalOpen) return;
+    if (editingPoint) {
+      pointForm.setFieldsValue({
+        prompt: editingPoint.prompt,
+        model_id: editingPoint.model_id,
+        need_ref_file: editingPoint.need_ref_file,
+        remark: editingPoint.remark,
+      });
+    } else {
+      pointForm.resetFields();
+      if (selectionRef.current) {
+        pointForm.setFieldsValue({
+          prompt: `根据上下文生成关于「${selectionRef.current.text.slice(0, 20)}...」的内容`,
+        });
+      }
+    }
+  }, [pointModalOpen]);
+
   const handlePointSubmit = async () => {
     if (!id) return;
     try {