fix(network): require SSE shape for JSON-RPC receive streams #2182

Job	Run time
Resolve PR metadata	6s
build-gateway / Resolve build plan	4s
build-supervisor / Resolve build plan	3s
build-supervisor / Rust sandbox (amd64) / sandbox (amd64)	3m 8s
build-supervisor / Rust sandbox (arm64) / sandbox (arm64)	3m 43s
build-gateway / Rust gateway (arm64) / gateway (arm64)	7m 19s
build-gateway / Rust gateway (amd64) / gateway (amd64)	6m 48s
build-supervisor / Build supervisor (amd64)	1m 22s
build-supervisor / Build supervisor (arm64)	1m 23s
build-supervisor / Merge supervisor manifest	1m 6s
build-gateway / Build gateway (arm64)	1m 29s
build-gateway / Build gateway (amd64)	1m 28s
gpu-e2e	0s
GPU E2E result	0s
build-gateway / Merge gateway manifest	1m 4s
kubernetes-e2e / Kubernetes E2E (Rust smoke)	9m 37s
e2e / E2E (rust-podman)	8m 18s
e2e / E2E (rust-docker)	8m 9s
e2e / E2E (rust-podman-rootless)	9m 14s
e2e / E2E (mcp)	6m 7s
e2e / E2E (python)	6m 48s
kubernetes-ha-e2e	-1s
Kubernetes HA E2E result	-1s
Core E2E result	3s
	1h 17m 17s

Provide feedback