Quantity   Component name
1 × Raspberry Pi Pico 2W Wifi web server, dashboard host
3 × Raspberry Pi Pico W BLE sensor nodes
2 × Shelly plug Gen1 light controls
1 × Raspberry Pi 3B or any Pi BLE -> MQTT gateway, Mosquitto broker
3 × LM71 or MCP9800 on OSHpark boards Temp sensor designee to mount on RPi Pico or XIAO nRF52840