v1.0.0

First release, by Louis Wright.

• Reads Lighthouse JSON, Lighthouse CI .lighthouseci/ output, PageSpeed Insights API responses (lab and field data) and web-vitals JSON/JSON lines (p75).
• Median per URL across runs; LCP, CLS, TBT (lab INP proxy), INP, FCP, TTFB and Speed Index with Google's good/poor thresholds, overridable.
• Baseline snapshots with percentage and absolute regression gates; minimum performance score; run-to-run variance notes.
• Optional --url mode that runs an installed Lighthouse CLI.
• Text/JSON/SARIF/Markdown output, --fail-on, exit codes 0/1/2, allowlist with expiry, severity overrides.
• Composite GitHub Action with job summary.