<a name="19.2.1"></a>

19.2.1 (2025-03-05)

@schematics/angular

| Commit | Description | | -- | -- | | | prevent accidental deletion of main.ts during application builder migration | | | prevent error when tsconfig file is missing in application builder migration |

@angular-devkit/architect

| Commit | Description | | -- | -- | | | improve error message when configuration is missing |

@angular/build

| Commit | Description | | -- | -- | | | allow component HMR with a service worker | | | exclude component styles from 'any' and 'all' budget calculations | | | handle undefined less stylesheet sourcemap values |