Fly #107 taught by selector #100; no selector pin; self-updating container

CPU / CUDA / MPS: one device resolver, memory-derived batches; docker-compose.cuda.yml for NVIDIA GPUs (branch distribution @ 75d5d80)

3D brain view on the Overview page; editable install (wallet key and static files land in /app); shipped geometry (branch distribution @ 9c11713)

fly-trader distribution: code, fly #62, selector #59, connectome, seed (branch distribution @ 5cb1652)