Hide saved-session resume noise from nice transcripts

Co-Authored-By: Paperclip <noreply@paperclip.ing>

ui/src/components/transcript/RunTranscriptView.test.tsx

@@ -57,4 +57,28 @@ describe("RunTranscriptView", () => {
     expect(html).toContain("<li>first</li>");
     expect(html).toContain("<li>second</li>");
   });
+
+  it("hides saved-session resume skip stderr from nice mode normalization", () => {
+    const entries: TranscriptEntry[] = [
+      {
+        kind: "stderr",
+        ts: "2026-03-12T00:00:00.000Z",
+        text: "[paperclip] Skipping saved session resume for task \"PAP-485\" because wake reason is issue_assigned.",
+      },
+      {
+        kind: "assistant",
+        ts: "2026-03-12T00:00:01.000Z",
+        text: "Working on the task.",
+      },
+    ];
+
+    const blocks = normalizeTranscript(entries, false);
+
+    expect(blocks).toHaveLength(1);
+    expect(blocks[0]).toMatchObject({
+      type: "message",
+      role: "assistant",
+      text: "Working on the task.",
+    });
+  });
 });

ui/src/components/transcript/RunTranscriptView.tsx

@@ -275,6 +275,11 @@ function parseSystemActivity(text: string): { activityId?: string; name: string;
   };
 }
 
+function shouldHideNiceModeStderr(text: string): boolean {
+  const normalized = compactWhitespace(text).toLowerCase();
+  return normalized.startsWith("[paperclip] skipping saved session resume");
+}
+
 function groupCommandBlocks(blocks: TranscriptBlock[]): TranscriptBlock[] {
   const grouped: TranscriptBlock[] = [];
   let pending: Array<Extract<TranscriptBlock, { type: "command_group" }>["items"][number]> = [];
@@ -428,6 +433,9 @@ export function normalizeTranscript(entries: TranscriptEntry[], streaming: boole
     }
 
     if (entry.kind === "stderr") {
+      if (shouldHideNiceModeStderr(entry.text)) {
+        continue;
+      }
       blocks.push({
         type: "event",
         ts: entry.ts,