fix(pathways): read enrichment results from projection response, add p-value and gene ratio

refactor(icons): migrate lucide-react to @phosphor-icons/react, remove dep

fix(frontend): clear stale results, prefill-only bridges, and results-ready banners

feat(frontend): roll design-system classes across all dashboard pages + fix sidebar toggle alignment

feat: cross-feature auto-fill bridges — data flows between all tools via sessionStorage

fix: remove opacity:0 flicker from all pages

feat: instrument 7 tool pages with usage audit trail

Add Reactome diagrams, KEGG search, pathway enrichment (pipeline + standalone)

Fix: alignment sample sequences, reverse complement tool, BLAST program filtering, sample buttons on structure/pathway pages

Fix Phase 1 endpoints: resolve UniProt→PDB in structure viewer, use proper Reactome search, surface real backend errors in frontend

Sprint 3-7: Alignment, Structure Viewer, Pathway Analysis, Utility Tools, analyze page fully live