test(telegram): 修正測試斷言符合 ADR-075 中文風險等級

HIGH→高風險, MEDIUM→中風險 (test_sentry / test_github webhook)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/api/tests/test_telegram_integration.py

@@ -130,11 +130,12 @@ class TestTelegramMessageStructure:
         )
         result = msg.format()
 
-        # 驗證關鍵區塊存在
-        assert "CRITICAL" in result
+        # 驗證關鍵區塊存在（ADR-075 TYPE-3 新格式）
+        assert "ACTION REQUIRED" in result
+        assert "嚴重" in result  # risk_level 改為中文
         assert "api-service" in result
         assert "INC-20260321-0001" in result
-        assert "BE" in result or "後端" in result
+        assert "後端" in result
         assert "88%" in result
 
     def test_telegram_message_with_signoz_metrics(self):
@@ -269,7 +270,7 @@ class TestWebhookTelegramIntegration:
         )
 
         result = msg.format()
-        assert "HIGH" in result
+        assert "高風險" in result  # ADR-075: HIGH → 高風險
         assert service_name in result
         assert alert_name in result
 
@@ -293,7 +294,7 @@ class TestWebhookTelegramIntegration:
         )
 
         result = msg.format()
-        assert "HIGH" in result
+        assert "高風險" in result
         assert project in result
         assert culprit in result
 
@@ -315,6 +316,6 @@ class TestWebhookTelegramIntegration:
         )
 
         result = msg.format()
-        assert "MEDIUM" in result
+        assert "中風險" in result
         assert repo in result
         assert "CI Failure" in result