feat: support for Bun

.changeset/lazy-plums-wink.md

@@ -0,0 +1,12 @@
+---
+'@emigrate/plugin-generate-js': minor
+'@emigrate/reporter-pino': minor
+'@emigrate/plugin-tools': minor
+'@emigrate/storage-fs': minor
+'@emigrate/postgres': minor
+'@emigrate/mysql': minor
+'@emigrate/types': minor
+'@emigrate/cli': minor
+---
+
+Emigrate supports Bun, make use of the `bun` key in package.json `exports`