Add homeassistant skill in unpacked format

- Add complete homeassistant skill source to skills/ directory
- Includes all scripts, references, and automation templates
- Matches format of other skills in repository

skills/homeassistant/assets/automation_templates/climate_control.yaml

@@ -0,0 +1,32 @@
+automation:
+  - alias: "Temperature-Based Climate Control"
+    id: climate_control_template
+    description: "Adjust climate control based on temperature"
+
+    trigger:
+      - trigger: numeric_state
+        entity_id: sensor.REPLACE_WITH_TEMPERATURE_SENSOR
+        below: 19  # Adjust threshold temperature
+
+    condition:
+      # Optional: Only when someone is home
+      - condition: state
+        entity_id: person.REPLACE_WITH_PERSON
+        state: "home"
+
+    action:
+      - action: climate.set_hvac_mode
+        target:
+          entity_id: climate.REPLACE_WITH_CLIMATE_DEVICE
+        data:
+          hvac_mode: heat  # heat, cool, heat_cool, off, etc.
+
+      - action: climate.set_temperature
+        target:
+          entity_id: climate.REPLACE_WITH_CLIMATE_DEVICE
+        data:
+          temperature: 21  # Target temperature
+
+      - action: notify.notify
+        data:
+          message: "Heating turned on. Temperature: {{ states('sensor.REPLACE_WITH_TEMPERATURE_SENSOR') }}°C"