Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, conda-incubator/setup-miniconda@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

warning libmamba [gfortran_osx-arm64-14.3.0-h3c33bd0_0] The following files were already present in the environment: - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/ar - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/as - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/clang - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/ld - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/nm - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/ranlib - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/strip

warning libmamba [gfortran_impl_osx-arm64-14.3.0-h6d03799_1] The following files were already present in the environment: - lib/gcc/arm64-apple-darwin20.0.0/14.3.0/include/ISO_Fortran_binding.h

The 'defaults' channel might have been added implicitly. If this is intentional, add 'defaults' to the 'channels' list. Otherwise, consider setting 'conda-remove-defaults' to 'true'.