Recorded analysis environment

Python: 3.11 (specified in the archived GitHub Actions workflows)
HyPhy: 2.5.99
HyPhy commit: d9c9746f4e6de8082b560614be4c298c6f5749df
Recorded HyPhy runtime string: HYPHY 2.5.99(MP) for Linux on x86_64 x86 AVX SIMD with FMA3 zlib (v1.3)
Execution environment: GitHub Actions, ubuntu-latest

The Python scripts use the Python standard library extensively. Some manuscript-facing figure/finalization scripts import matplotlib; the archived workflows did not pin an exact matplotlib version, so no version is asserted here.
