chore(main): release 1.12.0

[github-actions]

🤖 I have created a release beep boop

1.12.0 (2026-08-24)

Features

• add ephemeral Windows Hyper-V container workers (4600a91)
• add Windows Hyper-V container adapter (1b44709)
• derive node capacity from host reserves (54b01f2)
• make distributed CPU allocation elastic (e8840b0)
• node: publish bounded readiness status (bd97985)
• package immutable Windows runner image (14e5ccb)
• replace shell container adapter with Rust (a921ed1)
• scaleset: project sealed compatibility evidence (0f97c41)
• scaleset: recover historical JIT retirement (e748c80)
• scaleset: validate native runtime contracts (029d5bb)
• ship portable distributed Docker adapter (86789a8)

Bug Fixes

• assemble Windows runner image without process isolation (5398852)
• bind Windows adapter to image namespace (9dd95dc)
• bound adapter startup and reuse payload builds (bffc604)
• bound operator projection status reads (d341a87)
• close Windows container PR review findings (55e7207)
• close Windows runner review findings (0fe887a)
• distributed: contain adapter failures and retire JIT registrations (#84) (e9130b5)
• distributed: qualify BEAM runner image and memory contract (#83) (97302d4)
• grant Windows node containerd access (f4b8266)
• harden native container adapter lifecycle (1d174e1)
• harden Windows container runner lifecycle (dff2f2d)
• node: bind readiness to launch identity (1e747f9)
• preserve deploy compatibility for host probing (44f0dcb)
• remove terminal adapter containers (9805953)
• scaleset: fence JIT ownership before issuance (1517008)
• scaleset: make JIT retirement fenced and idempotent (1fbc30d)
• scaleset: reassert commanded eligibility across restarts (#82) (9adb678)
• skip no-op placement generation checkpoints (605ec10)
• stabilize distributed runner sessions (ec2f2ab)
• stabilize fenced retirement compatibility (f8345c7)
• use native Windows container runtime (284d6fb)

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[github-actions]

🤖 Created releases:

• v1.12.0

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