docs(rfc): address sandbox egress middleware feedback #2162

Job	Run time
Resolve PR metadata	9s
build-cli / Resolve build plan	4s
e2e	0s
kubernetes-e2e	0s
gpu-e2e	0s
build-supervisor	0s
kubernetes-ha-e2e	0s
build-gateway	0s
Core E2E result	0s
GPU E2E result	0s
Kubernetes HA E2E result	0s
build-cli / Rust cli (amd64) / cli (amd64)	4m 35s
build-cli / Build ${{ inputs.component }} (${{ matrix.arch }})	0s
build-cli / Merge ${{ inputs.component }} manifest	0s
	4m 48s

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