v0.1.0 — first registry release (M3)

First registry release. Traveling weather systems, end-to-end on stock GoMud: zone-graph crawler, deterministic seeded simulation, mutator-based rendering, indoor/outdoor ambient emotes, persistence, player/admin commands, exported API.
sha256(weather.tar.gz) = 24330118bb6c661ae80fb0f63137825116f9f8f53cf60c2f7771f9d8bae233e4