History of serve 3 changes

In src/cli/sync.rs, lines 343–371 on 1681323d1dff8c96147afa6b611c3a0b6b4bedb46a2cbe0ef8021739153bfdb5. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 343,371:src/cli/sync.rs.