Export tokens in a single file

[mikaelvesavuori]

Discussed in #166

^{Originally posted by camposcristian August 16, 2022}
Instead of /tokens/colors.ts , /tokens/spacing.ts, /tokens/fontFamilies.ts, etc, is there any way to get all tokens into one single file tokens.ts? This will help following conventions for other libraries like Radix or Chakra UI