Release 2025 - spice

[AurelienBesnier]

• read the guidelines
• minimal README with (description, authors, installation instruction)
• License file
• Python Packaging (pyproject.toml)
• Conda Packaging (meta.yaml)
• GitHub CI (.github/workflows/openalea_ci.yml)
• test (pytest, nbmake)
• documentation (sphinx, rtfd)
• tutorial (notebook, gallery)

[pradal]

Great! We will test it once the N1 release is done.