fix: 修复多处TypeScript类型错误（Inspiration、ExpansionPlanEditor、sseClient等）

frontend/src/components/ExpansionPlanEditor.tsx

@@ -1,6 +1,6 @@
 import { Modal, Form, Input, InputNumber, Select, Tag, Space, Button, message, Divider } from 'antd';
 import { PlusOutlined } from '@ant-design/icons';
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useCallback } from 'react';
 import type { ExpansionPlanData, Character } from '../types';
 import { characterApi } from '../services/api';
 
@@ -36,13 +36,7 @@ export default function ExpansionPlanEditor({
   const [loadingCharacters, setLoadingCharacters] = useState(false);
 
   // 加载项目角色列表
-  useEffect(() => {
-    if (visible && projectId) {
-      loadCharacters();
-    }
-  }, [visible, projectId]);
-
-  const loadCharacters = async () => {
+  const loadCharacters = useCallback(async () => {
     try {
       setLoadingCharacters(true);
       setAvailableCharacters([]); // 重置为空数组
@@ -53,8 +47,11 @@ export default function ExpansionPlanEditor({
       let chars: Character[] = [];
       if (Array.isArray(response)) {
         chars = response;
-      } else if (response && typeof response === 'object' && 'items' in response && Array.isArray((response as any).items)) {
-        chars = (response as any).items;
+      } else if (response && typeof response === 'object' && 'items' in response) {
+        const responseObj = response as { items?: Character[] };
+        if (Array.isArray(responseObj.items)) {
+          chars = responseObj.items;
+        }
       } else {
         console.error('角色API返回格式异常:', response);
         message.warning('角色数据格式异常');
@@ -62,14 +59,21 @@ export default function ExpansionPlanEditor({
       
       setAvailableCharacters(chars);
       console.log('设置的角色列表:', chars);
-    } catch (error: any) {
+    } catch (error: unknown) {
       console.error('加载角色列表失败:', error);
       setAvailableCharacters([]);
-      message.error('加载角色列表失败: ' + (error?.message || '未知错误'));
+      const err = error as Error;
+      message.error('加载角色列表失败: ' + (err?.message || '未知错误'));
     } finally {
       setLoadingCharacters(false);
     }
-  };
+  }, [projectId]);
+
+  useEffect(() => {
+    if (visible && projectId) {
+      loadCharacters();
+    }
+  }, [visible, projectId, loadCharacters]);
 
   // 当planData或chapterSummary变化时更新状态
   useEffect(() => {
@@ -325,7 +329,7 @@ export default function ExpansionPlanEditor({
             step={100}
             style={{ width: '100%' }}
             formatter={(value) => `${value} 字`}
-            parser={(value) => value?.replace(' 字', '') as any}
+            parser={(value) => Number(value?.replace(' 字', '')) as 500 | 10000}
           />
         </Form.Item>