• Clean a build environment and installed library dependencies using a new cleanall target (issue #4062)
• Override a default library builder via a new builder field in a build group of library.json manifest (issue #3957)
• Updated Cppcheck v2.6 with new checks, increased reliability of advanced addons (MISRA/CERT) and various improvements
• Handle the "test" folder as a part of CLion project (issue #4005)
• Improved handling of a library root based on "Conan" or "CMake" build systems (issue #3887)
• Fixed a "KeyError: Invalid board option 'build.cpu'" when using a precompiled library with a board that does not have a CPU field in the manifest (issue #4056)
• Fixed a "FileExist" error when the platformio ci command is used in pair with the --keep-build-dir option (issue #4011)
• Fixed an issue with draft values of C++ language standards that broke static analysis via Cppcheck (issue #3944)