May 20

1. 22:21

   Fix norm_params: 561 index-keyed entries; update loader to match

   Fola-lad
   286761c
2. 22:16

   Fix normalization: recompute norm_params from physical-unit UCI raw signals; add Phyphox reset button

   Fola-lad
   9782e77
3. 20:36

   wire up Phyphox pipeline: full 561 feature extraction from raw CSV

   Fola-lad
   13747e9