Sync S_bal^test scores and intervals with the technical report

Leaderboard: 95% CIs from the report's per-sample paired bootstrap (whiskers on bars, scatters and overview; CIs and paired deltas in tooltips)

Add the sparse-feature window browser

Remove report-repository file paths from provenance notes

Add interactive ABI5 genome browser with measured variant scores

Model factory tab; ATAC and TF binding as bar charts; scaling on the paper's axes; downstream task performance wording

Four-message report page with live figures; brand identity; leaves on the medallion

Botanic1 report Space: first draft