fix: use activity timeout for code agent turns

scripts/src/code-agent-response-contract.mjs

@@ -18,7 +18,7 @@ const blockedCodeAgentUiLabels = new Set([
   "仍是 fallback",
   "BLOCKED 凭证缺口"
 ]);
-const timeoutPattern = /\b(?:timeout|timed out|abort|aborted|超时|请求超过)\b/iu;
+const timeoutPattern = /\b(?:timeout|timed out|abort|aborted|超时|请求超过|无新事件)\b/iu;
 
 export function classifyCodeAgentChatReadiness(payload, { realDevLive = false, httpStatus = null } = {}) {
   const providerBlock = classifyCodeAgentProviderBlock(payload, { httpStatus });
@@ -547,7 +547,7 @@ export function classifyCodeAgentBrowserFailure(error, { traceId = null } = {})
       status: "blocked",
       blocker: "timeout",
       category: "timeout",
-      chineseSummary: `超时：Code Agent 请求在配置的长时间边界内没有完成${observedTraceId ? `；traceId=${observedTraceId}` : ""}。`,
+      chineseSummary: `超时：Code Agent 在配置的活动时间边界内没有新事件${observedTraceId ? `；traceId=${observedTraceId}` : ""}。`,
       reason: message
     };
   }

scripts/src/dev-cloud-workbench-smoke-lib.mjs

@@ -2675,7 +2675,7 @@ function hasCodeAgentConversationUxStates({ app, styles }) {
     /旧 4500ms/u.test(app) &&
     /结构化 blocker/u.test(app) &&
     /sourceKind:\s*"PENDING"/u.test(app) &&
-    /Code Agent 请求超过/u.test(app) &&
+    /Code Agent 超过.*无新事件/u.test(app) &&
     /Code Agent SOURCE 回复/u.test(app) &&
     /SOURCE fixture 只可显示为 SOURCE 回复，不能冒充 DEV-LIVE/u.test(app) &&
     /sourceKind:\s*completion\.sourceKind/u.test(submitBody) &&
@@ -4302,7 +4302,7 @@ async function inspectJourneyUi(page) {
       sourceMessageVisible: Boolean(document.querySelector(".message-card.status-source")),
       failedMessageVisible: Boolean(document.querySelector(".message-card.status-failed")),
       failedMessageHasTrace: /trace=trc_/u.test(failedText),
-      failedMessageHasChineseTimeout: /请求超过|请求超时|保留输入|重试/u.test(failedText),
+      failedMessageHasChineseTimeout: /无新事件|请求超时|保留输入|重试/u.test(failedText),
       runningMessageVisible: Boolean(document.querySelector(".message-card.status-running")),
       pendingMessageText: pendingText.replace(/\s+/gu, " ").trim(),
       pendingMessageChinese: /正在处理|后端处理中|不会把旧 4500ms|结构化 blocker|真实超时/u.test(pendingText),
@@ -4417,7 +4417,7 @@ async function inspectLegacyFailureWindow(page, { beforeMessageCount }) {
 
 function backendTimeoutMsFromPayload(payload) {
   const message = String(payload?.error?.message ?? "");
-  const match = message.match(/(?:timed out after|timeout after|请求超时|请求超过)\s*(\d+)\s*ms/iu);
+  const match = message.match(/(?:timed out after|timeout after|请求超时|请求超过|超过)\s*(\d+)\s*ms/iu);
   if (!match) return null;
   const value = Number.parseInt(match[1], 10);
   return Number.isInteger(value) && value > 0 ? value : null;