Add native HA integration and dashboard

tests/test_ha_client.py

@@ -0,0 +1,12 @@
+from __future__ import annotations
+
+from app.core.ha_client import service_for_state
+
+
+def test_service_for_state_maps_safe_domains() -> None:
+    assert service_for_state("light", "on") == ("light", "turn_on")
+    assert service_for_state("switch", "off") == ("switch", "turn_off")
+    assert service_for_state("cover", "open") == ("cover", "open_cover")
+    assert service_for_state("cover", "closed") == ("cover", "close_cover")
+    assert service_for_state("lock", "unlocked") is None
+