fix(cli): don't crash when the public IP can't be resolved - #2726

Changed pages include:

• index.html - view
• 404.html - view
• readme.html - view
• custom/index.html - view
• features/index.html - view
• guide/index.html - view
• builtin/cli.html - view
• builtin/components.html - view
• builtin/layouts.html - view
• custom/config-code-runners.html - view

There are more changes not included in the list