fix: use copy_text field instead of duplicate text key

src/tg_bot.py

@@ -173,7 +173,7 @@ def _summary_keyboard(can_reply: bool = True, is_promotion: bool = False,
             kb.append([{"text": f"🔗 {text}", "url": url}])
     if verification_code:
         code = verification_code.split(" ", 1)[-1] if " " in verification_code else verification_code
-        kb.append([{"text": f"📋 复制验证码 {code}", "type": "copy_text", "text": code}])
+        kb.append([{"text": code, "type": "copy_text", "copy_text": code}])
     return {"inline_keyboard": kb}