記錄 ROI 月報反饋區塊失敗

services/roi_report_service.py

@@ -173,7 +173,7 @@ def render_roi_report(stats: Dict[str, Any]) -> str:
                 action_emoji = '⚠️' if r['action'] == 'review' else '✅'
                 recommendations_block += f"  {action_emoji} {r['caller']}: {r['reason']}\n"
     except Exception:
-        pass  # 反饋查詢失敗不影響月報主流程
+        logger.warning('[ROI] 反饋趨勢查詢失敗，略過月報附加區塊', exc_info=True)
 
     return (
         f"📊 <b>ROI 月報 {period}</b>\n"

tests/test_roi_report_service.py

@@ -5,6 +5,7 @@ Operation Ollama-First v5.0 / Phase 24 — ROI 月報生成器驗證
 """
 
 from datetime import datetime
+import logging
 from unittest.mock import patch
 
 import pytest
@@ -104,6 +105,38 @@ def test_render_empty_stats():
     assert '⚠️' in render_roi_report({})
 
 
+def test_render_roi_report_logs_feedback_block_failure(monkeypatch, caplog):
+    """反饋趨勢附加區塊失敗時，月報主體仍應產生並留下可追蹤 log。"""
+    from services.roi_report_service import render_roi_report
+    import services.feedback_quality_tracker as fqt
+
+    def _raise_feedback_error(days=30):
+        raise RuntimeError("feedback trend unavailable")
+
+    monkeypatch.setattr(fqt, "compute_caller_quality_trend", _raise_feedback_error)
+    caplog.set_level(logging.WARNING, logger="services.roi_report_service")
+
+    msg = render_roi_report({
+        'period_label': '2026年04月',
+        'gemini_tokens': 35_000_000,
+        'gemini_cost': 14.0,
+        'ollama_calls': 4000,
+        'gemini_calls': 800,
+        'claude_calls': 100,
+        'claude_cost': 5.0,
+        'nim_calls': 100,
+        'rag_total': 800,
+        'rag_saved': 250,
+        'rag_avg_feedback': 4.2,
+        'mcp_total': 180,
+        'mcp_cache_hits': 50,
+        'cache_hit_calls': 150,
+    })
+
+    assert 'ROI 月報 2026年04月' in msg
+    assert '反饋趨勢查詢失敗' in caplog.text
+
+
 def test_query_last_month_stats_db_fail_returns_empty(monkeypatch):
     """DB 失敗應回 {} 不 raise"""
     from services.roi_report_service import query_last_month_stats