v0.20.0

wasp-lang/waspv0.20.0Dec 18, 2025by github-actions[bot]

AI Summary

Migrates the project to React 19, introduces a non-interactive database reset flag, and improves error reporting for configuration files.

Key Highlights

Upgraded to React 19
Added `--force` flag for `wasp db reset`
Improved error messages for invalid `package.json` or `tsconfig.json`
Fixed `onAfterEmailVerified` hook being called twice in development

Breaking Changes

Upgraded to React 19

New Features

Non-interactive database reset using `--force` flag

Full Release Notes

### ⚠️ Breaking Changes

Remember to check out the [migration guide](https://wasp.sh/docs/migration-guides/migrate-from-0-19-to-0-20) for step-by-step documentation on how to upgrade.

- Wasp now uses **React 19**! ([#3489](https://github.com/wasp-lang/wasp/pull/3489))
  - Check the following upgrade guide to see how to update your code: https://react.dev/blog/2024/04/25/react-19-upgrade-guide.
  - For Wasp-related updates, check the migration guide above.

### 🎉 New Features

- You can now use the `--force` flag with `wasp db reset` to run the database reset non-interactively ([#3480](https://github.com/wasp-lang/wasp/pull/3480))

### 🐞 Bug fixes

- Fixed `onAfterEmailVerified` hook being called twice while in development mode. ([#3458](https://github.com/wasp-lang/wasp/pull/3458))

### 🔧 Small improvements

- Wasp returns a proper exit code when `wasp db seed` and `wasp db reset` fail. ([#3414](https://github.com/wasp-lang/wasp/pull/3414))
- Wasp now reports better errors for invalid `package.json` or `tsconfig.json` files. ([#3262](https://github.com/wasp-lang/wasp/pull/3262))
- Wasp returns a proper exit code when using the `-h,--help` flag with `wasp build start`, `wasp start db`, and `wasp new`. ([#3440](https://github.com/wasp-lang/wasp/pull/3440))