Stroke-icon set for the dataset browser (inline SVG, currentColor stroke)
in the same 24×24 / stroke-1.7 register as the control rail's RAIL_ICONS —
replacing the legacy emoji glyphs (🌌 📁 📄) which rendered inconsistently
across platforms and clashed with the viewer's quiet-instrument language.
Stroke-icon set for the dataset browser (inline SVG, currentColor stroke) in the same 24×24 / stroke-1.7 register as the control rail's RAIL_ICONS — replacing the legacy emoji glyphs (🌌 📁 📄) which rendered inconsistently across platforms and clashed with the viewer's quiet-instrument language.