MapSystem 0.1.0 — first tagged pre-release OGC map server (.NET 10): PostGIS/SQL Server/Oracle + GeoPackage/Shapefile + raster (GDAL/pure-.NET); own server render + own MVT client renderer (worker, labels, zoom styles); raster/vector publish settings; viewer identify + CQL filter; point decimation; CI tests. Path to 1.0 continues.