For 2024 Pilgrims: €50,- donation = 1 year with no ads on the forum + 90% off any 2024 Guide. More here. (Discount code sent to you by Private Message after your donation)
I am also starting in St Jean Pied de Port on the 4th! I have been going back and forth on bringing my own art supplies, and I think I am going to settle for a small writing pad, a small watercolor set and a brush/pen. But your clothes list is very similar to what I've been narrowing it down to.
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon