fix: format output parameter display in index.vue for better readability

Author: liuruibin

apps/application/flow/tools.py

@@ -587,7 +587,7 @@ async def _yield_mcp_response(chat_model, message_list, mcp_servers, mcp_output_
                         tool_info.get('icon', ''),
                         tool_info['name'],
                         tool_info['input'],
-                        tool_result
+                        tool_result + '\n\n'
                     )
                     chunk[0].content = content
                 else:

ui/src/components/markdown/tool-calls-render/content/simple-tool-calls/index.vue

@@ -3,7 +3,7 @@
     <p class="mt-8 mb-8">{{ $t('common.param.inputParam') }}：</p>
     <span class="color-secondary">{{ content.content.input }}</span>
     <p class="mt-8 mb-8">{{ $t('common.param.outputParam') }}：</p>
-    <span class="color-secondary">{{ content.content.output }}</span>
+    <span class="color-secondary"><pre>{{ content.content.output }}</pre></span>
   </div>
 </template>
 <script setup lang="ts">