- fill_mode 'temp': below comfort → #4fc3f7, inside → #66d17a, above → #ffd45c;
bounds default 20-25°C, editable in the space dialog (visible only for this
mode), swapped bounds tolerated; rooms without a temperature reading unfilled
- areaTemp(): average of the area devices' temperatures
- tests: roomFillColor temp bands + bounds, spaceDisplayOf defaults, areaTemp,
backend schema (fill_mode temp + temp_min/temp_max); smoke_temp_fill.mjs
- TESTING.md updated in the same commit (policy)