Dedicated physical GPU per sandbox

Daytona 0.181.0 guarantees GPU isolation by dedicating one physical device to each sandbox in multi-GPU environments, backed by toolchain and base image security updates.

Added

API, Runner: assign one physical GPU per sandbox on multi-GPU runner

Changed

sync go.sum for v0.180.0

Runner, Proxy: bump Go toolchain to 1.25.7 and patch openssl/pcre2

Go SDK: bump to v0.181.0

Security: enable Dependabot for Docker base images

Security: bump runner docker dind base from 28.2.2 to 28.5.2