exit Some(0)
app.py: 1 conflicted entity
function `a` — both_modified (F), refused_by: statement_fold
1 contested hunk(s) (hunks BOTH sides wrote in; one-sided hunks are not conflicts and are not listed)
[1] base lines 2-2 — ours modified (-1/+1), theirs modified (-1/+1)
both rewrote: return 1
ours + return 10
theirs + return 11
run `weave check` after you edit to verify the resolution against these three stages.