tasks lena

[Lenoush]

• JZ acces => verifier mail password don't work
• python package in mri-dl-recon
• check fastmri's torch with data
• translate multi coil to single coil function of : https://github.com/CEA-COSMIC/joint_optimization_mri/blob/ad6b9cb6276064d2ca7f2608771fddff3d74cbd0/jOpMRI/data/utils.py#L90C1-L141C6
• respect style
• respect documentation
• CI ?
• create singlecoil braindata