v0.9.51-beta.2

What's Changed

• chore: version packages (v0.9.51-release.1) by @github-actions[bot] in #358
• fix(sandbox-sandock): use bunny-agent-runner bin for bootstrapped runner by @mr-kelly in #359
• feat(manager): rename LocalSandbox to LocalMachine, add SrtSandbox for real local isolation by @mr-kelly in #355
• feat: split local adapters into @bunny-agent/sandbox-local and @bunny-agent/sandbox-srt by @mr-kelly in #356
• feat(runners): upgrade SDKs and align codex/claude maturity with pi by @mr-kelly in #360
• ci: live integration tests — local/srt/sandock sandboxes with mock LLM by @mr-kelly in #361
• fix: sandbox robustness — process-tree cleanup, temp-dir leak, network retry, preflight by @mr-kelly in #362
• fix: guard post-run continuation from assistant tails by @paylm in #363

Full Changelog: v0.9.51-release.1...v0.9.51-beta.2