Changes between #836 and #838

#838 (May 6, 2022, 1:46:10 PM)

1. Use world methods for min/max height (commit: ffe8ea4) — fullwall / detail

#837 (May 6, 2022, 1:26:15 PM)

1. Abstract out min/max block y into new api (commit: 54aa3a2) — fullwall / detail