This is the first pass of ESLint on the codebase.
ESLint formatting is less strict when it comes to line-length and line-breaks then dprint/biome, so if you see formatting that you don't like... fix it! It shouldn't require a configuration change.
- This should merge clean into master (when the time comes).
- This will not merge clean into `3.9.0-DEV`, but the conflicts aren't that bad.
- Adds the `date-fns-tz` module to dep.
- Moves the `date-fns` module from development dependancies to dependancies.
- Removes the depreciated `substr` method usage.
- Adds the `pad` method to handle padding time digits.
- Dates and times are now standardized UTC.
- Adds basic tests for all methods.