Changed

• The init command will now use existing pyproject.toml if possible (#2448).
• Error messages when metadata information retrieval fails have been improved (#2997).

Fixed

• Fixed parsing of version constraint for rc prereleases (#2978).
• Fixed how some metadata information are extracted from setup.cfg files (#2957).
• Fixed return codes returned by the executor (#2981).
• Fixed whitespaces not being accepted for the list of extras when adding packages (#2985).
• Fixed repositories specified in the pyproject.toml file not being taken into account for authentication when downloading packages (#2990).
• Fixed permission errors when installing the root project if the site-packages directory is not writeable (#3002).
• Fixed environment marker propagation when exporting to the requirements.txt format (#3002).
• Fixed errors when paths in run command contained spaces (#3015).