fix(e2e): stream reliability artifacts to workflow

Signed-off-by: Ho Lim <subhoya@gmail.com>

Author: HOYALIM

.github/workflows/e2e-main-retry.yaml

@@ -101,14 +101,15 @@ jobs:
       - name: Build advisory same-commit reliability report
         env:
           GITHUB_TOKEN: ${{ github.token }}
-          RELIABILITY_REPORT_PATH: ${{ runner.temp }}/same-commit-reliability.json
           SOURCE_RUN_ID: ${{ github.event.workflow_run.id }}
         shell: bash
         run: |
           set -euo pipefail
           node --experimental-strip-types --no-warnings \
             tools/e2e/same-commit-reliability.mts \
-            | tee "${RUNNER_TEMP}/same-commit-reliability.md"
+            >"${RUNNER_TEMP}/same-commit-reliability.json" \
+            2>"${RUNNER_TEMP}/same-commit-reliability.md"
+          cat "${RUNNER_TEMP}/same-commit-reliability.md"
           cat "${RUNNER_TEMP}/same-commit-reliability.md" >>"${GITHUB_STEP_SUMMARY}"
 
       - name: Upload advisory reliability evidence

test/e2e/support/same-commit-reliability.test.ts

@@ -188,6 +188,13 @@ describe("same-commit E2E reliability", () => {
       ref: "${{ github.workflow_sha }}",
       "persist-credentials": false,
     });
+    const build = workflowStep(reporter, "Build advisory same-commit reliability report");
+    expect(build.env).toEqual({
+      GITHUB_TOKEN: "${{ github.token }}",
+      SOURCE_RUN_ID: "${{ github.event.workflow_run.id }}",
+    });
+    expect(build.run).toContain('>"${RUNNER_TEMP}/same-commit-reliability.json"');
+    expect(build.run).toContain('2>"${RUNNER_TEMP}/same-commit-reliability.md"');
   });
 
   it("consumes dispatch, retry, and runner classifications without retaining payload text", async () => {

tools/e2e/same-commit-reliability.mts

@@ -3,7 +3,6 @@
 // SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 // SPDX-License-Identifier: Apache-2.0
 
-import fs from "node:fs";
 import { pathToFileURL } from "node:url";
 
 import {
@@ -766,16 +765,8 @@ async function main(): Promise<void> {
     candidateSha: currentSample?.candidateSha ?? null,
     groups,
   };
-  fs.writeFileSync(
-    requiredEnvironment("RELIABILITY_REPORT_PATH"),
-    `${JSON.stringify(report, null, 2)}\n`,
-    {
-      encoding: "utf8",
-      mode: 0o600,
-      flag: "wx",
-    },
-  );
-  console.log(formatReliabilityReport(groups));
+  process.stdout.write(`${JSON.stringify(report, null, 2)}\n`);
+  process.stderr.write(`${formatReliabilityReport(groups)}\n`);
 }
 
 if (process.argv[1] && import.meta.url === pathToFileURL(process.argv[1]).href) {