Linux doesn't just like to be turned off. Files can become corrupted, which is why when it starts up it enters 'Emergency Mode'.
Emergency mode is not something that can be disabled. It is the system telling you that all is not well.
At the minimum, I would install a mouse, so that you can cleanly close down the system when you need to.
Alternatively, add something like this, which provides buttons to shut down and restart:
There is some stuff in the following post I initiated a few days ago on this community at: