update pay function

src/views/AgentChat/components/LeftSidebar/SessionCard.js

@@ -40,16 +40,22 @@ const SessionCard = ({ session, isActive, onPress }) => {
         <CardBody p={3}>
           <Flex align="start" justify="space-between" gap={2}>
             <Box flex={1} minW={0}>
-              <Text fontSize="sm" fontWeight="medium" color="gray.100" noOfLines={1}>
-                {session.title || '新对话'}
+              <Text fontSize="sm" fontWeight="medium" color="gray.100" noOfLines={2}>
+                {session.title || session.last_message?.substring(0, 30) || '新对话'}
               </Text>
               <Text fontSize="xs" color="gray.500" mt={1}>
-                {new Date(session.created_at || session.timestamp).toLocaleString('zh-CN', {
-                  month: 'numeric',
-                  day: 'numeric',
-                  hour: '2-digit',
-                  minute: '2-digit',
-                })}
+                {(() => {
+                  const dateStr = session.created_at || session.last_timestamp || session.timestamp;
+                  if (!dateStr) return '刚刚';
+                  const date = new Date(dateStr);
+                  if (isNaN(date.getTime())) return '刚刚';
+                  return date.toLocaleString('zh-CN', {
+                    month: 'numeric',
+                    day: 'numeric',
+                    hour: '2-digit',
+                    minute: '2-digit',
+                  });
+                })()}
               </Text>
             </Box>
             {session.message_count && (