A lot has changed across the v1.9.x releases.

• Added stricter and more accurate Prisma & Sequelize error detection

• Added configurable errorClasses support for Prisma and Sequelize

• Improved Sequelize connection error mapping

• Improved production-safe error responses across Zod, Joi, express-validator, Mongoose, Prisma, Sequelize, and JWT

• Added separate JWT error handling to prevent sensitive details from leaking in production

• Improved TypeScript definitions and fixed several missing types

• Fixed ESM imports and Prisma initialization error detection

• Improved development logs and expanded test coverage

• Updated documentation around configuration, "NODE_ENV", library errors, and mapper behaviour

• Added missing "jwt" property for "needMappers"

• Fixed "needMappers" being incorrectly typed as a single string union instead of an array

• Updated "asyncHandler" to preserve Express generic request types

• Additional README updates