This has been on my list of things to make for awhile now, and it finally happened!
Less than 8mins cut time. About 30 mins of weeding and assembly.
And now I have a fully armed and operational battle station!
Here is a link to the instructables if you want to make your own.
My in-laws had a Weimaraner, Molly. She passed a few years back, but she was a great dog! Very smart, too. She realized I made her do tricks (shake, lay down, speak) for her treat after coming inside, so she started to try to do all three at once before I even asked her.