feat: add controlled AgentRun CI cleanup

scripts/src/hwlab-g14.ts

@@ -2510,7 +2510,7 @@ function listCleanupPipelineRuns(options: G14ControlPlaneOptions): Record<string
   const targetPipelineRun = options.pipelineRun ?? (options.sourceCommit === undefined ? undefined : v02PipelineRunName(options.sourceCommit));
   const prefixes = pipelinePrefixesForLane(options.lane);
   const now = Date.now();
-  const candidates = statusText(result)
+  const terminalRuns = statusText(result)
     .split(/\r?\n/u)
     .map((line) => line.trim())
     .filter(Boolean)
@@ -2521,10 +2521,24 @@ function listCleanupPipelineRuns(options: G14ControlPlaneOptions): Record<string
       return { name, createdAt, ageMinutes, status: status || null, reason: reason || null };
     })
     .filter((item) => item.name.length > 0 && prefixes.some((prefix) => item.name.startsWith(prefix)))
-    .filter((item) => targetPipelineRun === undefined || item.name === targetPipelineRun)
     .filter((item) => item.status === "True" || item.status === "False")
+    .sort((a, b) => String(a.createdAt).localeCompare(String(b.createdAt)));
+  const protectedLatestByPrefix = new Map<string, string>();
+  for (const prefix of prefixes) {
+    const latest = terminalRuns
+      .filter((item) => item.name.startsWith(prefix))
+      .sort((a, b) => String(b.createdAt).localeCompare(String(a.createdAt)))[0];
+    if (latest !== undefined) protectedLatestByPrefix.set(prefix, latest.name);
+  }
+  const candidates = terminalRuns
+    .filter((item) => targetPipelineRun === undefined || item.name === targetPipelineRun)
     .filter((item) => typeof item.ageMinutes === "number" && item.ageMinutes >= options.minAgeMinutes)
-    .sort((a, b) => String(a.createdAt).localeCompare(String(b.createdAt)))
+    .map((item) => {
+      const protectedLatest = targetPipelineRun === undefined && [...protectedLatestByPrefix.values()].includes(item.name);
+      return protectedLatest
+        ? { ...item, selected: false, selectedReason: "protected-latest-pipelinerun" }
+        : item;
+    })
     .slice(0, options.limit);
   if (targetPipelineRun !== undefined && candidates.length === 0) {
     return [{