diff --git a/src/index.js b/src/index.js
index 409a385..26bd22b 100644
--- a/src/index.js
+++ b/src/index.js
@@ -97,8 +97,15 @@ async function handleMessage(event) {
     } else if (text.startsWith('/help') || text.startsWith('/qh')) {
       await handleHelpCommandV2(chatId, feishu);
     } else if (messageType === 'file' || messageContent.file_key) {
-      log('🔍 收到文件消息 - 发送确认卡片');
+      log('🔍 收到文件消息 - 发送存储桶选择卡片');
       await handleFileReceivedWithCard(messageData, feishu, uploader);
+    } else if (text.startsWith('/')) {
+      // 处理路径设置命令
+      log('处理路径设置命令:', text);
+      await feishu.sendMessage(chatId, {
+        msg_type: 'text',
+        content: { text: '💡 请先选择存储桶，然后回复路径\n或使用命令：/upload /路径/文件名 存储桶名' }
+      });
     } else {
       await sendWelcomeCard(chatId, feishu);
     }
@@ -134,8 +141,12 @@ async function handleCardInteraction(event) {
     
     switch (action) {
       case 'confirm_upload': {
-        const { file_key, file_name, message_id } = actionData.value;
-        log('📤 开始上传文件:', file_name, 'file_key:', file_key);
+        const { file_key, file_name, message_id, bucket, upload_path } = actionData.value;
+        const targetBucket = bucket || 'default';
+        let targetKey = upload_path || file_name;
+        if (targetKey.startsWith('/')) targetKey = targetKey.substring(1);
+        
+        log('📤 开始上传文件:', file_name, 'bucket:', targetBucket, 'path:', targetKey);
         
         if (!chatId) {
           log('❌ 缺少 chatId');
@@ -153,19 +164,20 @@ async function handleCardInteraction(event) {
           
           await feishu.sendMessage(chatId, {
             msg_type: 'text',
-            content: { text: `📤 上传中：${file_name} → default` }
+            content: { text: `📤 上传中：${targetKey} → ${targetBucket}` }
           });
           
-          const result = await uploader.upload(tempFile, file_name, 'default');
-          await uploader.refreshCDN('default', file_name);
+          const result = await uploader.upload(tempFile, targetKey, targetBucket);
+          await uploader.refreshCDN(targetBucket, targetKey);
           
           await feishu.sendMessage(chatId, {
             msg_type: 'text',
             content: {
               text: `✅ 上传成功！\n\n` +
-                    `📦 文件：${file_name}\n` +
+                    `📦 文件：${targetKey}\n` +
                     `🔗 链接：${result.url}\n` +
-                    `🪣 存储桶：default`
+                    `💾 原文件：${file_name}\n` +
+                    `🪣 存储桶：${targetBucket}`
             }
           });
           
@@ -182,6 +194,66 @@ async function handleCardInteraction(event) {
         break;
       }
       
+      case 'select_bucket': {
+        const { file_key, file_name, message_id, chat_id, bucket } = actionData.value;
+        log('🪣 选择存储桶:', bucket);
+        
+        // 发送确认卡片，带路径输入提示
+        const card = {
+          config: { wide_screen_mode: true },
+          header: {
+            template: 'green',
+            title: { content: '✅ 已选择存储桶', tag: 'plain_text' }
+          },
+          elements: [
+            {
+              tag: 'div',
+              text: {
+                tag: 'lark_md',
+                content: `**存储桶：** ${bucket}\n**文件：** ${file_name}\n\n**请回复消息设置路径：**\n格式：/路径/文件名\n\n例如：/config/test.txt\n\n或直接点击"使用原文件名上传"`
+              }
+            },
+            {
+              tag: 'action',
+              actions: [
+                {
+                  tag: 'button',
+                  text: { tag: 'plain_text', content: '✅ 使用原文件名上传' },
+                  type: 'primary',
+                  value: {
+                    action: 'confirm_upload',
+                    file_key: file_key,
+                    file_name: file_name,
+                    message_id: message_id,
+                    chat_id: chat_id,
+                    bucket: bucket
+                  }
+                },
+                {
+                  tag: 'button',
+                  text: { tag: 'plain_text', content: '🔙 重新选择' },
+                  type: 'default',
+                  value: {
+                    action: 'reselect'
+                  }
+                }
+              ]
+            }
+          ]
+        };
+        
+        await feishu.sendCard(chatId, card);
+        break;
+      }
+      
+      case 'reselect':
+        // 重新发送文件选择卡片（需要用户重新发送文件）
+        await feishu.sendMessage(chatId, {
+          msg_type: 'text',
+          content: { text: '📎 请重新发送文件' }
+        });
+        break;
+      
       case 'cancel_upload':
         log('取消上传，chatId:', chatId);
         if (chatId) {
@@ -219,44 +291,55 @@ async function handleFileReceivedWithCard(messageData, feishu, uploader) {
   
   if (!fileKey) return;
   
-  log('📎 收到文件，发送确认卡片:', fileName);
+  log('📎 收到文件，发送配置卡片:', fileName);
+  
+  // 获取存储桶列表
+  const uploader2 = new QiniuUploader();
+  const configData = await uploader2.listConfig();
+  const bucketNames = Object.keys(configData.buckets);
+  
+  // 构建存储桶选择按钮
+  const bucketButtons = bucketNames.map(name => ({
+    tag: 'button',
+    text: { tag: 'plain_text', content: name },
+    type: 'default',
+    value: {
+      action: 'select_bucket',
+      file_key: fileKey,
+      file_name: fileName,
+      message_id: messageId,
+      chat_id: chatId,
+      bucket: name
+    }
+  }));
   
   const card = {
     config: { wide_screen_mode: true },
     header: {
       template: 'blue',
-      title: { content: '📎 文件上传确认', tag: 'plain_text' }
+      title: { content: '📎 文件上传配置', tag: 'plain_text' }
     },
     elements: [
       {
         tag: 'div',
         text: {
           tag: 'lark_md',
-          content: `**文件名：** ${fileName}\n**存储桶：** default\n\n点击"确认上传"将文件上传到七牛云`
+          content: `**文件名：** ${fileName}\n\n**请选择存储桶：**`
         }
       },
       {
         tag: 'action',
-        actions: [
-          {
-            tag: 'button',
-            text: { tag: 'plain_text', content: '✅ 确认上传' },
-            type: 'primary',
-            value: {
-              action: 'confirm_upload',
-              file_key: fileKey,
-              file_name: fileName,
-              message_id: messageId,
-              chat_id: chatId
-            }
-          },
-          {
-            tag: 'button',
-            text: { tag: 'plain_text', content: '❌ 取消' },
-            type: 'default',
-            value: { action: 'cancel_upload' }
-          }
-        ]
+        actions: bucketButtons
+      },
+      {
+        tag: 'hr'
+      },
+      {
+        tag: 'div',
+        text: {
+          tag: 'lark_md',
+          content: `💡 **提示：**\n• 选择存储桶后，可以输入路径\n• 使用命令：/upload /路径/文件名 存储桶名`
+        }
       }
     ]
   };