v0.1

First commit of the ephemeris-mcp core sky-state slice.

MCP server bound to 0.0.0.0 with LAN access on 192.168.0.249:7015
Core tools for planetary positions, solar events, lunar state, moon phase, sidereal time, constellation lookup, and discovery
Moon phase classification is age-based, with compact next-phase timing in the response
Repo docs, wiki references, and test runner are aligned with the shipped slice

Satellite tooling remains planned for a later release.