Venue and accomodation
Workshop venue:
The workshop will take place in the Imperial Palace :
https://www.hotel-imperial-palace.com/en
...more details are coming.
Accomodation in Annecy:
Annecy is a beautiful and touristic place close to a clean and clear lake.
Many hotel are available on simple search engines (examples)
But be careful, Annecy is a very popular place and hotels tend to be booked pretty fast this close to summer.