888 B --> 877 B (save 11 bytes)

Breaking

• Node 14 is no longer supported
• The internal types have been renamed

What's Changed

• drop node 14 support by @charkour in #93
• shave 9 bytes by @charkour in #94
• rename internal types by @charkour in #95

Full Changelog: v2.0.0-beta.16...v2.0.0-beta.17