{# _kpi_band.html — Executive KPI band (Task F2). Expected context: kpis (dict), since_days (int), since_label (str). Arrow polarity: - throughput: up = good (green), down = bad (red) - cycle p50/p95: down = good (green), up = bad (red) - stale count: no delta shown (count only, yellow) - flow efficiency: higher = better (shown as ratio) - forecast: informational only #} {%- set k = kpis -%}