fix(publicenv): redact internal work context terms

apps/api/tests/test_public_redaction.py

@@ -33,6 +33,15 @@ def test_redact_public_lan_topology_recurses_json_values() -> None:
     assert redacted["nested"][0]["endpoint"] == "host:observability-a/signoz"
 
 
+def test_redact_public_lan_text_replaces_internal_work_context_terms() -> None:
+    redacted = redact_public_lan_text("不得顯示工作視窗對話、批准！繼續 或 source_thread_id")
+
+    assert "工作視窗" not in redacted
+    assert "批准！" not in redacted
+    assert "source_thread_id" not in redacted
+    assert "內部協作環境" in redacted
+
+
 def test_public_monitoring_tool_payload_drops_internal_probe_url() -> None:
     payload = public_monitoring_tool_payload(
         {