Generate interactive HTML dashboards and visualizations from LimaCharlie data using Jinja2 templates and D3.js charts. Creates professional, self-contained HTML reports with pie charts, bar charts, line graphs, gauges, sortable tables, and responsive layouts. Supports MSSP multi-tenant dashboards, single-org details, sensor health reports, detection analytics, and billing summaries. Integrates with reporting, sensor-health, and detection-engineering skills. Built with strict data accuracy guardrails - NEVER fabricates, estimates, or infers data. Use for "visual report", "dashboard", "HTML output", "interactive charts", "export HTML", "generate visualization", "graphical report".