feat: polish life os cards and voice stack

examples/cards/instances/live-calorie-tracker/card.json

@@ -0,0 +1,17 @@
+{
+  "id": "live-calorie-tracker",
+  "kind": "text",
+  "title": "Calories",
+  "question": "",
+  "choices": [],
+  "response_value": "",
+  "slot": "live-calorie-tracker",
+  "lane": "context",
+  "priority": 76,
+  "state": "active",
+  "template_key": "list-total-live",
+  "context_summary": "",
+  "chat_id": "web",
+  "created_at": "2026-03-21T00:00:00+00:00",
+  "updated_at": "2026-03-21T00:00:00+00:00"
+}

examples/cards/instances/live-calorie-tracker/state.json

@@ -0,0 +1,9 @@
+{
+  "left_label": "Cal",
+  "right_label": "Food",
+  "total_label": "Total",
+  "total_suffix": "cal",
+  "max_digits": 4,
+  "score": 76,
+  "rows": []
+}

examples/cards/instances/live-weather-01545/state.json

@@ -1,10 +1,12 @@
 {
   "title": "Weather 01545",
-  "subtitle": "OpenWeatherMap live context",
+  "subtitle": "Weather",
   "tool_name": "mcp_home_assistant_GetLiveContext",
+  "forecast_tool_name": "exec",
+  "forecast_command": "python3 /home/kacper/nanobot/scripts/card_upcoming_conditions.py --nws-entity weather.korh --uv-entity weather.openweathermap_2 --forecast-type hourly --limit 4",
   "provider_prefix": "OpenWeatherMap",
   "temperature_name": "OpenWeatherMap Temperature",
   "humidity_name": "OpenWeatherMap Humidity",
-  "condition_label": "OpenWeatherMap live context",
+  "condition_label": "Weather",
   "refresh_ms": 86400000
 }