fix: 修复后端 TypeScript lint 错误

- 修复 Promise executor 不应该使用 async 的问题
- 移除所有 unexpected any 类型
- 移除未使用的 catch 变量 e
- 添加 QAnythingConfig 接口定义

Author: 谭策

backend/src/routes/knowledgeQAnythingRoutes.ts

@@ -14,7 +14,16 @@ function maskApiKey(key: string | undefined): string {
   return key.substring(0, 8) + '...' + key.substring(key.length - 4);
 }
 
-function validateQAnythingConfig(config: any): string | null {
+interface QAnythingConfig {
+  enabled: boolean;
+  apiBase: string;
+  apiKey: string;
+  kbId: string;
+  mode: string;
+  topK: number;
+}
+
+function validateQAnythingConfig(config: QAnythingConfig): string | null {
   if (config.enabled) {
     if (!config.apiBase || !config.apiBase.trim()) {
       return 'API 地址不能为空';
@@ -121,7 +130,7 @@ router.post('/config', (req: Request, res: Response) => {
       try {
         const existingConfig = JSON.parse(existingSetting.value);
         originalApiKey = existingConfig.apiKey || '';
-      } catch (e) {
+      } catch {
         // 忽略解析错误
       }
     }
@@ -199,9 +208,9 @@ router.post('/upload', upload.single('file'), async (req: Request, res: Response
         fileName: req.file.originalname,
       },
     });
-  } catch (error: any) {
+  } catch (error) {
     logger.error('Failed to upload document:', error);
-    res.status(500).json({ success: false, error: error.message });
+    res.status(500).json({ success: false, error: (error as Error).message });
   }
 });
 
@@ -230,11 +239,11 @@ router.post('/upload-batch', upload.array('files', 10), async (req: Request, res
             status: result.status,
             success: true,
           };
-        } catch (error: any) {
+        } catch (error) {
           return {
             fileName: file.originalname,
             success: false,
-            error: error.message,
+            error: (error as Error).message,
           };
         }
       }));
@@ -250,9 +259,9 @@ router.post('/upload-batch', upload.array('files', 10), async (req: Request, res
         failed: results.filter((r) => !r.success).length,
       },
     });
-  } catch (error: any) {
+  } catch (error) {
     logger.error('Failed to batch upload documents:', error);
-    res.status(500).json({ success: false, error: error.message });
+    res.status(500).json({ success: false, error: (error as Error).message });
   }
 });
 
@@ -266,9 +275,9 @@ router.get('/document/:fileId', async (req: Request, res: Response) => {
       success: true,
       data: result,
     });
-  } catch (error: any) {
+  } catch (error) {
     logger.error('Failed to get document status:', error);
-    res.status(500).json({ success: false, error: error.message });
+    res.status(500).json({ success: false, error: (error as Error).message });
   }
 });
 
@@ -282,9 +291,9 @@ router.delete('/document/:fileId', async (req: Request, res: Response) => {
       success: true,
       message: '文档已删除',
     });
-  } catch (error: any) {
+  } catch (error) {
     logger.error('Failed to delete document:', error);
-    res.status(500).json({ success: false, error: error.message });
+    res.status(500).json({ success: false, error: (error as Error).message });
   }
 });
 

backend/src/services/serverInfoCollector.ts

@@ -40,13 +40,14 @@ class ServerInfoCollector {
 
     let conn: Client | null = null;
 
-    return new Promise(async (resolve) => {
-      try {
-        conn = await sshPool.acquire(serverId);
-      } catch (error) {
+    return new Promise((resolve) => {
+      sshPool.acquire(serverId).then((connection) => {
+        conn = connection;
+      }).catch((error) => {
         resolve({ success: false, error: error instanceof Error ? error.message : 'Failed to acquire SSH connection' });
         return;
-      }
+      }).then(() => {
+        if (!conn) return;
 
       let isResolved = false;
 
@@ -120,6 +121,7 @@ class ServerInfoCollector {
           stream.stderr.on('data', () => { /* ignore stderr */ });
         });
       }
+      });
     });
   }