Thanks for sharing this! I'm sure your team will benefit from the clarity with which you outlined your values and working style. Camille Fournier wrote a piece on "manager READMEs" that, if nothing else, is worth considering. I'm less opinionated about the practice, but I definitely am glad I read her article:
https://skamille.medium.com/i-hate-manager-readmes-20a0dd9a7...