How to fix this error in postgres . how to install postgres extensions in railway.
this is my settings in django

if os.name == 'nt':
GDALLIBRARYPATH = os.path.join('C:\', 'OSGeo4W', 'bin', 'gdal309.dll')
GEOSLIBRARYPATH = os.path.join('C:\', 'OSGeo4W', 'bin', 'geos_c.dll')