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Live chart updates without re-rendering the DOM — st-core + one CSS variable write

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When data changes every second, the expensive path is rebuilding markup or redrawing a canvas. With st-core@v2, the chart is already pure CSS (clip-path fill/line driven by --st-p1 … --st-pN). Live updates only need JavaScript to rewrite those variables on the chart layers. Template: templates/live-shift JS: dashboard.js Approach Cost on each tick Rebuild table / SVG nodes DOM create/destroy, layout Full chart library redraw Often heavy paint + JS st-core live shift Set element.style CSS variables; browser composites the existing layers You need real-time, low-overhead updates: for fast-changi

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