Skeleton code for smart thermostat.
Google has now allowed API access to Nest thermostats, so this project is dead in it’s current form.
Fetches real-time price from griddy and ercot.
Connects to si7021 to read temperature Sets up webserver with mDNS at “griddy.local” address. Expects filesystem with /index.html file
Saves/restores options from flash ram on reboot.