- Now the cache isn't cleared and fetched from zero each update, but only when there's missing information for a day
- Fixed a bug that prevented new users from saving changes in the config
NOTE: Turns out that HomeAssistant's API only returns data for the last 10 days. Looks like we will have to improve the caching system to work around this.
- Add the installation date to frontend and backend
- Add an error page to help with the upgrade from the previous version
- Avoid querying history if installation date is not set
- Make the fillMissing function work for periods of different lenght than than 8 days