fix(alerts): 收斂 Telegram 告警到 SRE 戰情室

apps/api/tests/test_alert_converged_recurrence.py

@@ -126,7 +126,7 @@ async def test_converged_recurrence_falls_back_to_milestones(monkeypatch):
 
 
 @pytest.mark.asyncio
-async def test_converged_recurrence_mirrors_to_private_chat(monkeypatch):
+async def test_converged_recurrence_does_not_mirror_to_private_chat(monkeypatch):
     gateway = _FakeGateway()
 
     async def _always_notify(*, fingerprint, hit_count):
@@ -134,7 +134,6 @@ async def test_converged_recurrence_mirrors_to_private_chat(monkeypatch):
 
     monkeypatch.setattr(notifier, "should_notify_converged_alert_recurrence", _always_notify)
     monkeypatch.setattr(notifier, "get_telegram_gateway", lambda: gateway)
-    monkeypatch.setattr(notifier.settings, "OPENCLAW_TG_CHAT_ID", "private-chat")
 
     await notifier.notify_converged_alert_recurrence(
         source="alertmanager",
@@ -151,9 +150,4 @@ async def test_converged_recurrence_mirrors_to_private_chat(monkeypatch):
     )
 
     assert len(gateway.primary_messages) == 1
-    assert gateway.private_messages == [
-        {
-            "text": gateway.primary_messages[0],
-            "chat_id": "private-chat",
-        }
-    ]
+    assert gateway.private_messages == []

apps/api/tests/test_notification_matrix_group_cutover.py

@@ -22,10 +22,10 @@ def test_all_alert_types_resolve_to_sre_group_first() -> None:
         ) == ["-1003711974679"]
 
 
-def test_dm_is_only_fail_soft_fallback_when_group_missing() -> None:
+def test_dm_is_not_used_when_group_missing() -> None:
     assert resolve_chat_ids(
         "TYPE-3",
         dm_chat_id="5619078117",
         group_chat_id="",
         tg_group_cutover=True,
-    ) == ["5619078117"]
+    ) == []

apps/api/tests/test_telegram_button_consistency.py

@@ -195,6 +195,30 @@ class TestSREGroupCutover:
         assert "_send_approval_card_to_group(" not in fn_body
         assert "asyncio.create_task" not in fn_body
 
+    def test_alert_chat_id_is_sre_only(self):
+        source = _read_gateway()
+        match = re.search(
+            r"def alert_chat_id\(self\).*?(?=\n    def _summarize_callback_data_for_audit)",
+            source,
+            re.DOTALL,
+        )
+        assert match, "找不到 alert_chat_id property"
+        fn_body = match.group(0)
+        assert "return settings.SRE_GROUP_CHAT_ID" in fn_body
+        assert "or settings.OPENCLAW_TG_CHAT_ID" not in fn_body
+
+    def test_default_chat_id_is_sre_only(self):
+        source = _read_gateway()
+        match = re.search(
+            r"def chat_id\(self\).*?(?=\n    @property\n    def alert_chat_id)",
+            source,
+            re.DOTALL,
+        )
+        assert match, "找不到 chat_id property"
+        fn_body = match.group(0)
+        assert "return settings.SRE_GROUP_CHAT_ID" in fn_body
+        assert "return settings.OPENCLAW_TG_CHAT_ID" not in fn_body
+
 
 # =============================================================================
 # Test: callback handler 完整性（鬼魂按鈕鐵律）