Use min/max/step from thermostat in Plugwise (#66618)

homeassistant/components/plugwise/climate.py

@@ -51,8 +51,6 @@ async def async_setup_entry(
 class PlugwiseClimateEntity(PlugwiseEntity, ClimateEntity):
     """Representation of an Plugwise thermostat."""
 
-    _attr_max_temp = DEFAULT_MAX_TEMP
-    _attr_min_temp = DEFAULT_MIN_TEMP
     _attr_temperature_unit = TEMP_CELSIUS
 
     def __init__(
@@ -79,6 +77,12 @@ class PlugwiseClimateEntity(PlugwiseEntity, ClimateEntity):
         if self.device.get("available_schedules") != ["None"]:
             self._attr_hvac_modes.append(HVAC_MODE_AUTO)
 
+        self._attr_min_temp = self.device.get("lower_bound", DEFAULT_MIN_TEMP)
+        self._attr_max_temp = self.device.get("upper_bound", DEFAULT_MAX_TEMP)
+        if resolution := self.device.get("resolution"):
+            # Ensure we don't drop below 0.1
+            self._attr_target_temperature_step = max(resolution, 0.1)
+
     @property
     def current_temperature(self) -> float | None:
         """Return the current temperature."""

tests/components/plugwise/fixtures/anna_heatpump/all_data.json

@@ -53,6 +53,9 @@
       "model": "Anna",
       "name": "Anna",
       "vendor": "Plugwise",
+      "lower_bound": 5,
+      "upper_bound": 31,
+      "resolution": 0.1,
       "preset_modes": ["no_frost", "home", "away", "asleep", "vacation"],
       "active_preset": "home",
       "presets": {

tests/components/plugwise/test_climate.py

@@ -166,6 +166,9 @@ async def test_anna_climate_entity_attributes(
     assert state.attributes["preset_mode"] == "home"
     assert state.attributes["supported_features"] == 17
     assert state.attributes["temperature"] == 21.0
+    assert state.attributes["min_temp"] == 5.0
+    assert state.attributes["max_temp"] == 31.0
+    assert state.attributes["target_temp_step"] == 0.1
 
 
 async def test_anna_climate_entity_climate_changes(