v1.2.9

What's Changed

• Bump phonopy from 3.5.1 to 4.0.1 by @dependabot[bot] in #3246
• Bump pymatgen from 2025.10.7 to 2026.5.4 by @dependabot[bot] in #3244
• Bump fairchem-core from 2.19.0 to 2.20.0 by @dependabot[bot] in #3245
• Bump prefect from 3.7.0 to 3.7.1 by @dependabot[bot] in #3247
• Bump parsl from 2026.5.11 to 2026.5.18 by @dependabot[bot] in #3248
• Bump monty from 2026.2.18 to 2026.5.18 by @dependabot[bot] in #3243
• Add auto_ispin parameter to matpes.py by @Andrew-S-Rosen in #3250
• Bump prefect from 3.7.1 to 3.7.2 by @dependabot[bot] in #3254
• Bump phonopy from 4.0.1 to 4.1.0 by @dependabot[bot] in #3253
• Replace monty serialization with ruamel.yaml for loading by @Andrew-S-Rosen in #3255
• Bump tblite from 0.4.0 to 0.6.0 by @dependabot[bot] in #3241
• Bump matgl from 3.0.3 to 4.0.0 by @dependabot[bot] in #3251
• Update pyproject.toml by @Andrew-S-Rosen in #3256
• Bump sella from 2.3.5 to 2.4.2 by @dependabot[bot] in #3189

Full Changelog: v1.2.8...v1.2.9