diff --git a/scripts/src/hwlab-node-web-observe-runner-source.ts b/scripts/src/hwlab-node-web-observe-runner-source.ts
index 273cf8a5..5a82eabf 100644
--- a/scripts/src/hwlab-node-web-observe-runner-source.ts
+++ b/scripts/src/hwlab-node-web-observe-runner-source.ts
@@ -937,9 +937,9 @@ async function collectProviderCandidates() {
     const push = (kind, element, value, text) => {
       const normalizedValue = String(value || "").trim().slice(0, 160);
       const normalizedText = String(text || "").replace(/\s+/gu, " ").trim().slice(0, 220);
-      const label = `${normalizedValue} ${normalizedText}`.trim();
+      const label = (normalizedValue + " " + normalizedText).trim();
       if (!label) return;
-      const key = `${kind}:${label}`.toLowerCase();
+      const key = (kind + ":" + label).toLowerCase();
       if (seen.has(key)) return;
       seen.add(key);
       rows.push({ kind, value: normalizedValue, text: normalizedText, testId: String(element?.getAttribute?.("data-testid") || "").slice(0, 120), ariaLabel: String(element?.getAttribute?.("aria-label") || "").slice(0, 160) });
@@ -965,7 +965,7 @@ async function collectProviderCandidates() {
       const text = String(element.textContent || "").replace(/\s+/gu, " ").trim();
       const ariaLabel = String(element.getAttribute("aria-label") || "");
       const testId = String(element.getAttribute("data-testid") || "");
-      const haystack = `${text} ${ariaLabel} ${testId}`;
+      const haystack = text + " " + ariaLabel + " " + testId;
       if (!/provider|profile|model|模型|提供|codex|openai|deepseek|gpt|api|flash|spark|claude|gemini|moon/iu.test(haystack)) continue;
       push("visible-control", element, element.getAttribute("value") || "", text || ariaLabel || testId);
     }
@@ -3731,8 +3731,8 @@ function finalFlickerScope(sample) {
   const pathname = samplePathname(sample);
   const sessionId = sample?.routeSessionId || sample?.activeSessionId || workbenchSessionIdFromPath(pathname);
   if (!sessionId) return null;
-  if (!pathname.startsWith(`/workbench/sessions/${sessionId}`)) return null;
-  return `${sample?.pageRole || "control"}:${sessionId}`;
+  if (!pathname.startsWith("/workbench/sessions/" + sessionId)) return null;
+  return (sample?.pageRole || "control") + ":" + sessionId;
 }
 
 function samplePathname(sample) {