refactor: move drivers to their own packages

Author: hperrin

packages/driver-mysql/.gitignore

@@ -0,0 +1 @@
+/dist

packages/driver-mysql/jest.config.js

@@ -0,0 +1,6 @@
+/** @type {import('@ts-jest/dist/types').InitialOptionsTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+  rootDir: 'src/',
+};