feat(primo): Boards rail toggle, facet rename, ScientaLab data repos

Show Elo on home cards

Restore mean rank leaderboard column

Label home rankings by Elo

Show Elo on board cards

fix(primo): refine leaderboard labels

feat(primo): clarify purpose and RNAseq boards

fix(primo): keep leading model copy neutral

fix(primo): clarify baseline model messaging

feat(primo): refine boards and sortable tables

fix(primo): align and recolor navigation rail

Ship redesigned PRIMO Space (rail nav, primo.css) reading PRIMOmics data