## 1. Implementation
- [x] 1.1 Fetch metrics JSON-LD endpoint and parse dimension scores
- [x] 1.2 Extend markdown output with dimension scores, non-max dimension(s), and metrics link
- [x] 1.3 Extend JSON output with derived breakdown and metrics link while preserving raw response
- [x] 1.4 Add/adjust tests for both markdown and JSON outputs
