docs: record verified HTTP2 proxy and rolling drain acceptance

performance/http2ProxyCleanupLinux.json

@@ -0,0 +1,42 @@
+{
+  "testedCommit": "b54a303ccdc034cd3062e846c6c6b2c24e55ffaa",
+  "runnerSha256": "9ef2774b1d19c05f1ae8d9527665dba541561a7c677f9984a24e72d5bddb6ad5",
+  "startedAt": "2026-09-23T03:13:01.977797+00:00",
+  "cases": [
+    {
+      "case": "wallTimeout",
+      "status": "passed",
+      "expectedFailureExitCode": 1,
+      "runnerError": "Command '['/usr/bin/docker', 'run', '--rm', '--name', 'go-omni-http2-proxy-ba2aaeecdd00-build', '--cpus', '2', '--memory', '2048m', '--memory-swap', '2048m', '--pids-limit', '256', '--log-opt', 'max-size=10m', '--log-opt', 'max-file=1', '-v', '/root/go-omni-validation:/workspace:ro', '-v', '/tmp/goOmniHTTP2Proxyi0b0o9y6:/output', '-w', '/workspace', '-e', 'GOWORK=off', '-e', 'GOMAXPROCS=2', '-e', 'CGO_ENABLED=0', '-e', 'GOPROXY=https://goproxy.cn,direct', 'golang:1.25', 'sh', '-c', 'go version && go vet ./transport/http2 && go test -c -o /output/http2.test ./transport/http2']' timed out after 1.8251966070383787 seconds",
+      "cleanedContainers": [
+        "go-omni-http2-proxy-ba2aaeecdd00-build"
+      ],
+      "preExistingContainersStillRunning": 7,
+      "remainingValidationContainers": []
+    },
+    {
+      "case": "sigterm",
+      "status": "passed",
+      "expectedFailureExitCode": 1,
+      "runnerError": "KeyboardInterrupt",
+      "cleanedContainers": [
+        "go-omni-http2-proxy-6307142e05ee-build"
+      ],
+      "preExistingContainersStillRunning": 7,
+      "remainingValidationContainers": []
+    },
+    {
+      "case": "sighup",
+      "status": "passed",
+      "expectedFailureExitCode": 1,
+      "runnerError": "KeyboardInterrupt",
+      "cleanedContainers": [
+        "go-omni-http2-proxy-dcf3bd54fbe4-build"
+      ],
+      "preExistingContainersStillRunning": 7,
+      "remainingValidationContainers": []
+    }
+  ],
+  "status": "passed",
+  "finishedAt": "2026-09-23T03:13:06.934079+00:00"
+}