Ryan Malloy 9dc52d1a5b Docs: replace default favicon, add git icon, fix Mermaid direction ...

- Favicon: MSFN antenna dish with signal arcs (NASA blue/red, dark mode)
- Social icon: generic git-branch replacing GitHub-specific icon
- Mermaid signal chain diagram: flowchart TB for vertical readability
- Add astro-icon (with Lucide icons) and astro-opengraph-images packages

2026-02-21 09:10:07 -07:00

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favicon.svg

Docs: replace default favicon, add git icon, fix Mermaid direction

2026-02-21 09:10:07 -07:00