Ryan Malloy 41114373b9 init: Astro/Starlight docs site for gr-sarsat-modern ...

Diátaxis-structured documentation for 406 MHz SARSAT beacon reception:
- Tutorials: signal chain walkthrough
- Guides: antenna setup, message decoding
- Reference: block API, signal format
- Explanation: Cospas-Sarsat system overview

Includes extracted images from official Cospas-Sarsat specifications (LFS).

2026-02-13 05:01:21 -07:00

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images

init: Astro/Starlight docs site for gr-sarsat-modern

2026-02-13 05:01:21 -07:00