* Added more advanced filtering to avoid loading all versions of all referenced packages when resolving dependencies, which should reduce memory usage further in some cases
* Added support for many new lib-* packages in the platform repository and improved version detection for some ext-* and lib-* packages
* Added an `--ask` flag to `create-project` command to make Composer prompt for the install dir name, [useful for project install instructions](https://github.com/composer/composer/pull/9181)
* Added support for tar in artifact repositories
* Added a `cache-read-only` config option to make the cache usable in read only mode for containers and such
* Added better error reporting for a few more specific cases
* Added a new optional `available-package-patterns` attribute for v2-format Composer repositories, see [UPGRADE](UPGRADE-2.0.md) for details
* Fixed more PHP 8 compatibility issues
* Lots of minor bug fixes for regressions
### [2.0.0-alpha3] 2020-08-03
* Breaking: Zip archives loaded by artifact repositories must now have a composer.json on top level, or a max of one folder on top level of the archive
* Added --no-dev support to `show` and `outdated` commands to skip dev requirements
* Added support for multiple --repository flags being passed into the `create-project` command, only useful in combination with `--add-repository` to persist them to composer.json
* Added a new optional `list` API endpoint for v2-format composer repositories, see [UPGRADE](UPGRADE-2.0.md) for details
* Added a new optional `list` API endpoint for v2-format Composer repositories, see [UPGRADE](UPGRADE-2.0.md) for details
* Fixed `show -a` command not listing anything
* Fixed solver bug where it ended in a "Reached invalid decision id 0"
* Fixed updates of git-installed packages on windows
Jordi Boggiano
4 years ago