refs https://github.com/TryGhost/DevOps/issues/104
- `info` is very verbose as it prints all files and their sizes
- we often don't care about this, so we can do away with `info` in favor
of `warn`
refs https://vitejs.dev/config/build-options.html#build-reportcompressedsize
- this should make building a little bit quicker because it doesn't have
to calculate the gzip size (I don't think we're likely to hit this
because we don't have large projects, but it's still nice to clean up
the output)
