Enhancements:

• [micromamba, libmamba] Support for mambajs's environment lockfile format by @Klaim in https://github.com/mamba-org/mamba/pull/4085
• [all] Logging impl separation by @Klaim in https://github.com/mamba-org/mamba/pull/4016

Bug fixes:

• [micromamba] fix: Update URL of lock files by @jjerphan in https://github.com/mamba-org/mamba/pull/4097
• [micromamba] Fix Windows tests by @JohanMabille in https://github.com/mamba-org/mamba/pull/4086

Maintenance:

• [all] build(deps): bump actions/upload-artifact from 4 to 5 by @app/dependabot in https://github.com/mamba-org/mamba/pull/4088
• [libmamba] Removed deprecated libcurl backend by @JohanMabille in https://github.com/mamba-org/mamba/pull/4083