refactor(kubernetes): collapse agent-sandbox api selection #2287

Job	Run time
Resolve PR metadata	5s
build-cli / Resolve build plan	3s
build-supervisor / Resolve build plan	2s
build-gateway / Resolve build plan	2s
build-gateway / Rust gateway (arm64) / gateway (arm64)	7m 1s
build-gateway / Rust gateway (amd64) / gateway (amd64)	5m 39s
build-supervisor / Rust sandbox (arm64) / sandbox (arm64)	3m 25s
build-supervisor / Rust sandbox (amd64) / sandbox (amd64)	3m 17s
build-cli / Rust cli (amd64) / cli (amd64)	4m 28s
build-supervisor / Build supervisor (amd64)	1m 16s
build-supervisor / Build supervisor (arm64)	1m 22s
build-cli / Build ${{ inputs.component }} (${{ matrix.arch }})	0s
build-cli / Merge ${{ inputs.component }} manifest	0s
build-supervisor / Merge supervisor manifest	1m 6s
build-gateway / Build gateway (arm64)	1m 27s
build-gateway / Build gateway (amd64)	1m 27s
GPU E2E result	-1s
gpu-e2e	-1s
build-gateway / Merge gateway manifest	1m 7s
e2e / E2E (rust-podman)	14m 54s
e2e / E2E (rust-podman-rootless)	15m 59s
e2e / E2E (python)	6m 52s
e2e / E2E (rust-docker)	7m 55s
kubernetes-e2e (v1beta1, v0.5.0) / Kubernetes E2E (Rust smoke, Agent Sandbox v1beta1)	9m 30s
kubernetes-e2e (v1alpha1, v0.4.6) / Kubernetes E2E (Rust smoke, Agent Sandbox v1alpha1)	9m 32s
kubernetes-ha-e2e	0s
Kubernetes HA E2E result	0s
Core E2E result	4s
	1h 36m 31s

Provide feedback