Hospital pitcher self watering adapter

So, you're working a shift in the hospital and you forgot to bring water so you get a pitcher. At the end of the shift you think, "Man, I hate to throw this away." Now you can convert it to a self watering pot. The particular pitcher I have is 90mm at the base. You can scale if your pitcher is bigger or smaller. To use, print our the adapter, cut a small slot in the pitcher just below the top of the adapter and you're ready to go. The placement of the slot determines the amount of water st