Exclude binary_sensor entities from HA battery entity list

ha_client.py

@@ -54,6 +54,8 @@ class HomeAssistantClient:
             result = []
             for s in resp.json():
                 eid = s.get("entity_id", "")
+                if eid.startswith("binary_sensor."):
+                    continue
                 attrs = s.get("attributes", {})
                 if (attrs.get("device_class") == "battery"
                         or "battery" in eid.lower()):

tests/test_ha_integration.py

@@ -547,3 +547,22 @@ def test_ha_entities_endpoint(ha_app, ha_client_f):
     # friendly names present
     tv = next(e for e in data if e["entity_id"] == "sensor.tv_battery")
     assert tv["friendly_name"] == "TV Battery"
+
+
+def test_ha_entities_excludes_binary_sensors(ha_app, ha_client_f):
+    """binary_sensor. entities are excluded even when device_class is battery."""
+    mock_resp = MagicMock()
+    mock_resp.json.return_value = [
+        {"entity_id": "sensor.remote_battery",        "attributes": {"device_class": "battery", "friendly_name": "Remote"}},
+        {"entity_id": "binary_sensor.door_battery_low", "attributes": {"device_class": "battery", "friendly_name": "Door low"}},
+        {"entity_id": "binary_sensor.smoke_battery",   "attributes": {"friendly_name": "Smoke"}},
+    ]
+    mock_resp.raise_for_status.return_value = None
+
+    with patch("ha_client.requests.get", return_value=mock_resp):
+        resp = ha_client_f.get("/ha/entities")
+
+    assert resp.status_code == 200
+    data = resp.get_json()
+    entity_ids = [e["entity_id"] for e in data]
+    assert entity_ids == ["sensor.remote_battery"]