Create Copilot Adoption Dashboard

Turns the four Microsoft admin center (MAC) Copilot activity exports into a populated, single-file HTML adoption dashboard using the Copilot Adoption Analysis framework (Pillars A–E and the KPI scorecard). Triggered by the `create-copilot-adoption-dashboard` command. Use when the user asks to "create a Copilot adoption dashboard", "populate the adoption dashboard template", "build my MAC report dashboard", "generate a Copilot usage dashboard", "turn my Copilot exports into a dashboard", or "make an adoption at-a-glance report". It first explains the process, then collects a company name (required) and logo (optional) plus the four CSV exports (Copilot usage, Agents per-us…