test(report): Phase 17 commit F — [2.1] + [2.2] tests theater retissés

fix(report): Phase 16-bis commit E — [5.1] vrai single source (Python annote slug, JS lit)

fix(report): Phase 16 commit C — [5.1] dédupli seuils difficulté + [5.2] None→"—" overview

feat(report): Phase 9 — image CLS + Escape compare + corpus mismatch + docs idx

feat(report): Phase 4 — badge difficulté + empty state Documents + SVG aspect ratio

refactor(report): S11b — retrait du wrapper <details> legacy

feat(report): S10 — Vue 03 · Par document (galerie + drill-in + worst_lines)