v1.1.5: final dashboard polish

v1.1.4: brighten heatmap palette

v1.1.3: restore four-color heatmap consistency

v1.1.2: refine heatmap and rebalance charts

v1.1.1: swap input color to Claude Sonnet blue (#3b82f6)

v1.1.0: cost efficiency chart, heatmap hover/tooltip/click-filter, palette consistency

Initial release: claudepulse v1.0.2