Packaging changes

• keep upstream layout under /usr/share/composer
• keep only /usr/share/php/Composer/autoload.php for compatibility

Version 2.8.2 - 2024-10-29

• Fixed crash while suggesting providers if they have no description (#12152)
• Fixed issues creating lock files violating the schema in some circumstances (#12149)
• Fixed create-project regression in 2.8.1 when using path repos with relative paths (#12150)
• Fixed ctrl-C aborts not working inside text prompts (#12106)
• Fixed git failing silently when git cannot read a repo due to ownership violations (#12178)
• Fixed handling of signals in non-PHP binaries run via proxies (#12176)

Version 2.8.1 - 2024-10-04

• Fixed init command regression when no license is provided (#12145)
• Fixed --strict-ambiguous flag handling whereas it sometimes did not report all issues (#12148)
• Fixed create-project to inherit the target folder's permissions for installed project files (#12146)
• Fixed a few cases where the prompt for using a parent dir's composer.json fails to work correctly (#8023)

Version 2.8.0 - 2024-10-02

• BC Warning: Fixed https_proxy env var falling back to http_proxy's value. The fallback and warning have now been removed per the 2.7.3 release notes (#11938, #11915)
• Added --patch-only flag to the update command to restrict updates to patch versions and make an update of all deps safer (#12122)
• Added --abandoned flag to the audit command to configure how abandoned packages should be treated, overriding the audit.abandoned config setting (#12091)
• Added --ignore-severity flag to the audit command to ignore one or more advisory severities (#12132)
• Added --bump-after-update flag to the update command to run bump after the update is done (#11942)
• Added a way to control which scripts receive additional CLI arguments and where they appear in the command, see the docs (#12086)
• Added allow-missing-requirements config setting to skip the error when the lock file is not fulfilling the composer.json's dependencies (#11966)
• Added a JSON schema for the composer.lock file (#12123)
• Added better support for Bitbucket app passwords when cloning repos / installing from source (#12103)
• Added --type flag to filter packages by type(s) in the reinstall command (#12114)
• Added --strict-ambiguous flag to the dump-autoload command to make it return with an error code if duplicate classes are found (#12119)
• Added warning in dump-autoload when vendor files have been deleted (#12139)
• Added warnings for each missing platform package when running create-project to avoid having to run it again and again (#12120)
• Added sorting of packages in allow-plugins when sort-packages is enabled (#11348)
• Added suggestion of provider packages / polyfills when an ext or lib package is missing (#12113)
• Improved interactive package update selection by first outputting all packages and their possible updates (#11990)
• Improved dependency resolution failure output by sorting the output in a deterministic and (often) more logical way (#12111)
• Fixed PHP 8.4 deprecation warnings about E_STRICT (#12116)
• Fixed init command to validate the given license identifier (#12115)
• Fixed version guessing to be more deterministic on feature branches if it appears that it could come from either of two mainline branches (#12129)
• Fixed COMPOSER_ROOT_VERSION env var handling to treat 1.2 the same as 1.2.x-dev and not 1.2.0 (#12109)
• Fixed require command skipping new stability flags from the lock file, causing invalid lock file diffs (#12112)
• Fixed php://stdin potentially being open several times when running Composer programmatically (#12107)
• Fixed handling of platform packages in why-not command and partial updates (#12110)
• Reverted "Fixed transport-options.ssl for local cert authorization being stored in lock file making them less portable (#12019)" from 2.7.8 as it was broken