Exclude retired batteries from dashboard warnings

tests/test_ha_integration.py

@@ -302,6 +302,46 @@ def test_dashboard_no_warning_for_high_percentage(ha_app, ha_client_f):
     assert b"col-ha-pct" in resp.data  # column rendered
 
 
+def test_retired_battery_excluded_from_low_pct_warning(ha_app, ha_client_f):
+    ha_client_f.post("/battery/add", data={"brand": "X", "count": "1"})
+
+    from sqlalchemy import create_engine
+    from sqlalchemy.orm import sessionmaker
+    from models import Battery
+    engine = create_engine(ha_app.config["SQLALCHEMY_DATABASE_URI"])
+    s = sessionmaker(bind=engine)()
+    b = s.get(Battery, 1)
+    b.battery_percentage = 15
+    s.commit()
+    s.close()
+
+    ha_client_f.post("/battery/1/retire")
+
+    resp = ha_client_f.get("/")
+    assert b"consider replacing" not in resp.data  # no ⚠ badge in table
+    assert b"Low Battery" not in resp.data          # no summary card
+
+
+def test_retired_battery_excluded_from_needs_attention_section(ha_app, ha_client_f):
+    ha_client_f.post("/battery/add", data={"brand": "LowCap", "count": "1"})
+
+    from sqlalchemy import create_engine
+    from sqlalchemy.orm import sessionmaker
+    from models import Battery
+    engine = create_engine(ha_app.config["SQLALCHEMY_DATABASE_URI"])
+    s = sessionmaker(bind=engine)()
+    b = s.get(Battery, 1)
+    b.capacity_mah = 2000
+    b.tested_capacity_mah = 1500  # 75% — below 80% threshold
+    s.commit()
+    s.close()
+
+    ha_client_f.post("/battery/1/retire")
+
+    resp = ha_client_f.get("/")
+    assert b"needs-attention" not in resp.data
+
+
 def test_device_detail_shows_ha_field(ha_client_f):
     ha_client_f.post("/device/add", data={"name": "Dev E", "battery_slots": "1"})
     resp = ha_client_f.get("/device/1")