Congrats!
Yes, you will remember forever...
I did two first solos, just about exactly 30 years apart. The first was just a cut shirt tail, but the second was instructor, school owner, and two other students each with a 5 gallon pail of very cold water poured over me.
Please indulge my North American lack of knowledge about your traditions... what (if you can say) do you do once at the nearest tree?