Tips for how to make OpenTopomap.org tile map server
1. https://github.com/der-stefan/OpenTopoMap This is something like this. 2. First trial on Ubuntu 18.4 on my dell laptop. I got topo but no icon and no text on it. 3. Second trial on Ubuntu 18.4 on lightsail.aws.amazon.com 4. I tried to get followed everything on that sites. (especially shape files) 5. Download NotoSansCJKKR hinted font from google.com ( wget https://noto-website-2.storage.googleapis.com/pkgs/NotoSansCJKkr-hinted.zip) 6. unzip it to /usr/share/fonts/ ( unzip NotoSansCJKkr-hinted.zip / cp *.otf /usr/share/fonts/opentype/noto/.) 7. refresh font cache by fc-cache -f -v 8. Then, open ~/OpenTopoMap/mapnik/inc/fontset-settings.xml.inc to change font to Noto Sans CJK KR Regular or Noto Sans CJK KR Bold. (Docker: vi /home/renderer/src/openstreetmap-carto/mapnik.xml) 9. Restart renderd and check new tiles for updating. /usr/local/etc/renderd.conf