2.2.9

• Fixed regression with plugins that modify install path of packages, see docs if you are authoring such a plugin (#10621)

2.2.8

• Fixed files autoloading sort order to be fully deterministic (#10617)
• Fixed pool optimization pass edge cases (#10579)
• Fixed require command failing when self.version is used as constraint (#10593)
• Fixed --no-ansi / undecorated output still showing color in repo warnings (#10601)
• Performance improvement in pool optimization step (composer/semver#131)

2.2.7

• Allow installation together with composer/xdebug-handler ^3 (#10528)
• Fixed support for packages with no licenses in licenses command output (#10537)
• Fixed handling of allow-plugins: false which kept warning (#10530)
• Fixed enum parsing in classmap generation when the enum keyword is not lowercased (#10521)
• Fixed author parsing in init command requiring an email whereas the schema allows a name only (#10538)
• Fixed issues in require command when requiring packages which do not exist (but are provided by something else you require) (#10541)
• Performance improvement in pool optimization step (#10546)

2.2.6

• BC Break: due to an oversight, the COMPOSER_BIN_DIR env var for binaries added in Composer 2.2.2 had to be renamed to COMPOSER_RUNTIME_BIN_DIR (#10512)
• Fixed enum parsing in classmap generation with syntax like enum foo:string without space after : (#10498)
• Fixed package search not urlencoding the input (#10500)
• Fixed reinstall command not firing pre-install-cmd/post-install-cmd events (#10514)
• Fixed edge case in path repositories where a symlink: true option would be ignored on old Windows and old PHP combos (#10482)
• Fixed test suite compatibility with latest symfony/console releases (#10499)
• Fixed some error reporting edge cases (#10484, #10451, #10493)

2.2.5

• Disabled composer/package-versions-deprecated by default as it can function using Composer\InstalledVersions at runtime (#10458)
• Fixed artifact repositories crashing if a phar file was present in the directory (#10406)
• Fixed binary proxy issue on PHP <8 when fseek is used on the proxied binary path (#10468)
• Fixed handling of non-string versions in package repositories metadata (#10470)

1.10.25

• Fixed selfupdate on Windows + PHP 8.1 regression (#10446)

2.2.4

• Fixed handling of process timeout when running async processes during installation
• Fixed GitLab API handling when projects have a repository disabled (#10440)
• Fixed reading of environment variables (e.g. APPDATA) containing unicode characters to workaround a PHP bug on Windows (#10434)
• Fixed partial update issues with path repos missing if a path repo is required by a path repo (#10431)
• Fixed support for sourcing binaries via the new bin proxies (#10389)
• Fixed messaging when GitHub tokens need SSO authorization (#10432)

2.2.3

• Fixed issue with PHPUnit and process isolation now including PHPUnit <6.5 (#10387)
• Fixed interoperability issue with laminas/laminas-zendframework-bridge and Composer 2.2 (#10401)
• Fixed binary proxies for shell scripts to work correctly when they are symlinked (jakzal/phpqa#336)
• Fixed overly greedy pool optimization in cases where a locked package is not required by anything anymore in a partial update (#10405)

2.2.2

• Added COMPOSER_BIN_DIR env var and _composer_bin_dir global containing the path to the bin-dir for binaries. Packages relying on finding the bin dir with $BASH_SOURCES[0] will need to update their binaries (#10402)
• Fixed issue when new binary proxies are combined with PHPUnit and process isolation (#10387)
• Fixed deprecation warnings when using Symfony 5.4+ and requiring composer/composer itself (#10404)
• Fixed UX of plugin warnings (#10381)

2.2.1

• Fixed plugin autoloading including files autoload rules from the root package (#10382)
• Fixed issue parsing php files with unterminated comments found inside backticks (#10385)