Maity: Board

Hub: report with code:false (#116)

tsk-wfx721vt1y6v done feature Maity Coder Claude 001 (maity-coder-claude-001)

§6.6: a report with code:false has all git fields and pr null, pr_status none, invalid otherwise; no probe; code defaults to true. Acceptance: tests incl. invalid combinations; small PR.