fix: 收敛 WebProbe 物理内存与资源上限

scripts/src/hwlab-node-web-observe-runner-workbench-source.ts

@@ -1285,12 +1285,10 @@ async function launchWorkbenchFromTask(command) {
   }, { timeout: 30000 }).then(async (response) => {
     let chatPayload = null;
     let chatPayloadError = null;
-    try {
-      chatPayload = await response.json();
-    } catch (error) {
-      chatPayloadError = errorSummary(error);
-    }
     const headers = response.headers();
+    const chatBody = await boundedResponseJson(response);
+    chatPayload = chatBody.value;
+    chatPayloadError = chatBody.error;
     return {
       observed: true,
       status: response.status(),
@@ -1316,11 +1314,9 @@ async function launchWorkbenchFromTask(command) {
   const launchTraceHeader = typeof headers["x-hwlab-otel-trace-id"] === "string" ? headers["x-hwlab-otel-trace-id"] : null;
   let payload = null;
   let responseParseError = null;
-  try {
-    payload = await launchResponse.json();
-  } catch (error) {
-    responseParseError = errorSummary(error);
-  }
+  const launchBody = await boundedResponseJson(launchResponse);
+  payload = launchBody.value;
+  responseParseError = launchBody.error;
   const sessionId = sessionIdFromAgentSessionPayload(payload);
   const workbenchUrl = safeUrlPath(payload?.workbenchUrl || payload?.url || "");
   const contractVersion = typeof payload?.contractVersion === "string" ? payload.contractVersion : null;