feat(pchome): close freshness and multi-market decision gaps

tests/test_telegram_triaged_alert_format.py

@@ -266,7 +266,7 @@ def test_triaged_alert_renders_decision_envelope_contract():
     assert "🧩 <b>比對證據</b>" in msg
     assert "Match：<code>0.91</code>" in msg
     assert "identity_v2 + price_alert_exact" in msg
-    assert "✅ <b>人工下一步</b>" in msg
+    assert "✅ <b>AI 例外下一步</b>" in msg
     assert "動作：<code>human_review</code>" in msg
     assert "ai_call_id=123" in msg
     assert keyboard["inline_keyboard"][0][0]["callback_data"] == "momo:eig:decision_env_001"