HA 2021.3.1 now requires that custom integrations have a version in the manifest. Currently, HA throws the following warning in the log:
No 'version' key in the manifest file for custom integration 'philips_airpurifier'. This will not be allowed in a future version of Home Assistant. Please report this to the maintainer of 'philips_airpurifier'
HA 2021.3.1 now requires that custom integrations have a version in the manifest. Currently, HA throws the following warning in the log:
This will lead to problems down the road.