Sub-ticket of VENUS-118 Solicitudes: adopt Pluto /admin/solicitudes card-list+detail skin; slug-rename /admin/access-requests -> /admin/solicitudes (+redirect); bidirectional feature diff (keep all venus extras, share notifyInstitutionalEmail + email-domain dead-end panel to Pluto; adopt Pluto copy-analysis-context + per-field needs-info checklist + tiered merge-candidate panel); shared restore-twin reactivate-vs-approve-fork fix (venus twin of PLUTO-448/MARS-181); add Venus v{ver} app-sidebar label · venus