I asked deepseek to turn this into an offscreen-canvas-based ascii renderer: https://retr0.id/stuff/worldgolf.html

Weighs in at 379 bytes (or 378 if you trim the newline). Obviously it is font-dependent, but it works on my machine!

Edit: golfed a bit further, but unsure how reliable it'll be with different fonts: https://retr0.id/stuff/worldgolf2.html