History of valid_name 1 change

In src/cli/agent.rs, lines 204–209 on eca5af92279b8382fc9aebe2997e19494c1c7b58a1855af8eef9eb75ca4cf8cf. 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 204,209:src/cli/agent.rs.