configGet shows a config-file value and a null read for an unset key; queryCreateWithSyntax demonstrates s-expression queries (the match-all () form and a field query) alongside the equivalent Xapian syntax. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_017i7R7ReKJAHGQpitxGXqrb