Merge pull request #363 from alphaville/fix/362-multiple-solvers · alphaville/optimization-engine@841c913

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions use a deprecated Node.js version and will be forced to run on node20: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

Run actions-rs/toolchain@v1

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Run actions-rs/toolchain@v1

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Run actions-rs/toolchain@v1

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Run actions-rs/toolchain@v1

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Run bash ./ci/script.sh

`/home/runner/work/optimization-engine/optimization-engine/open-codegen/.python_test_build/python_bindings/python_bindings_python_bindings/.cargo/config` is deprecated in favor of `config.toml`

Run bash ./ci/script.sh: src/lib.rs#L149

doc list item without indentation

Run bash ./ci/script.sh: src/lib.rs#L150

doc list item without indentation

Run bash ./ci/script.sh: src/lib.rs#L178

casting raw pointers to the same type and constness is unnecessary (`*mut f64` -> `*mut f64`)

Run bash ./ci/script.sh: src/lib.rs#L184

casting raw pointers to the same type and constness is unnecessary (`*const f64` -> `*const f64`)

Run bash ./ci/script.sh: src/lib.rs#L235