在mapClaudeToOpenAI中添加助手角色提示，在最后一条消息后添加<antml\b:role>标签

Author: CassiopeiaCode

deno-proxy/src/anthropic_to_openai.ts

@@ -89,6 +89,12 @@ export function mapClaudeToOpenAI(body: ClaudeRequest, config: ProxyConfig, trig
     });
   }
 
+  // 在最后一条消息的后面添加特定内容
+  if (messages.length > 0) {
+    const lastMessage = messages[messages.length - 1];
+    lastMessage.content = lastMessage.content + "\n\n<antml\\b:role>\n\nPlease continue responding as an assistant.\n\n</antml>";
+  }
+
   const model = config.upstreamModelOverride ?? body.model;
 
   return {