2.2.0

Release: 2.2.0 (libmamba, mamba, micromamba, libmambapy)

Enhancements:

• [all] Allow users to set labels on PRs by @Hind-M in #3936
• [libmamba, micromamba] support installing pip dependencies with uv by @iisakkirotko in #3918
• [libmamba] Load local path when offline by @AntoinePrv in #3937

Bug fixes:

• [libmamba, micromamba] Fix listing dependencies pulled with pip by @Hind-M in #3963
• [libmamba, micromamba] Handle environment variables from yaml file by @Hind-M in #3955
• [libmamba] Fix fmt headers includes by @Hind-M in #3956
• [libmamba, micromamba] unify channels of installed and removed packages written in history by @SandrineP in #3892
• [libmamba] Create packages diff between the current state and a revision by @SandrineP in #3911
• [libmamba] Fix deactivate nushell by @cvanelteren in #3929
• [libmamba] Fix wrong use of deprecation macro by @AntoinePrv in #3941
• [libmamba, micromamba] Fix typo in help menu for the reactivate command by @ickc in #3932
• [libmamba, micromamba] Unify CONDA_ENVS_PATH, CONDA_ENVS_DIRS by @holzman in #3855
• [libmamba, micromamba] Allow creating environment with empty folder as target prefix by @nsoranzo in #3919
• [libmamba] [Unix] Fix slashes usage in file urls by @Hind-M in #3871
• [libmamba] fix: Avoid use-after-free in MessageLogger by @jmakovicka in #3873
• [libmamba, libmambapy] Remove implicit zero in Version formatting by @AntoinePrv in #3915

CI fixes and doc:

• [all] ci: Disable GitHub annotations for Codecov in PRs by @jjerphan in #3930
• [all] Remove obsolete mamba/micromamba differences by @AntoinePrv in #3924

Maintenance:

• [all] Compile with C++20 by @AntoinePrv in #3965
• [libmamba] Use fmt::runtime where needed in C++20 by @AntoinePrv in #3962
• [libmamba] Out of context by @JohanMabille in #3952
• [all] Transaction context by @JohanMabille in #3950
• [libmamba, libmambapy] Context dependency reduction by @JohanMabille in #3949
• [micromamba] Make integration tests not rely on specific organisation of packages by @Klaim in #3897
• [libmamba] Constexpr fmt::formatter::parse for C++20 with from_chars by @AntoinePrv in #3944
• [libmamba] Constexpr fmt::formatter::parse for C++20 by @AntoinePrv in #3942
• [all] Refactor SubdirData > SubdirIndexLoader by @AntoinePrv in #3940
• [libmambapy] Avoid ODR violation for type_caster<mamba::fs::u8path> by @jjerphan in #3903
• [libmamba] Remove temp_file from public API by @AntoinePrv in #3935
• [all] Adapt citation information for mamba by @jjerphan in #3931
• [libmamba] Use range in subdir iteration by @AntoinePrv in #3934
• [libmamba, libmambapy] Simplify SubdirData by @AntoinePrv in #3926
• [libmamba, libmambapy] Remove Context from downloaders by @AntoinePrv in #3928
• [all] Rename str > to_string by @AntoinePrv in #3917
• [libmamba, libmambapy] Matchspec hardening by @AntoinePrv in #3907