From 3d7a86c5848d1e958037a13cb72dbfe47d68c900 Mon Sep 17 00:00:00 2001
From: testikun <320479488+testikun@users.noreply.github.com>
Date: Sat, 5 Sep 2026 13:39:23 +0800
Subject: [PATCH] fix(workflows): use portable artifact identities

---
 extensions/workflows/artifacts.test.ts | 1 +
 extensions/workflows/artifacts.ts      | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/extensions/workflows/artifacts.test.ts b/extensions/workflows/artifacts.test.ts
index da7a6999..d72066b1 100644
--- a/extensions/workflows/artifacts.test.ts
+++ b/extensions/workflows/artifacts.test.ts
@@ -128,6 +128,7 @@ test("agent result artifacts are complete or fail without leaving a file", () =>
       output: "complete",
       structured: { verdict: "accepted", emoji: "你好🙂" },
     });
+    assert.equal(artifact, "agent-results/agent-0001.json");
     assert.deepEqual(
       JSON.parse(readFileSync(join(directory, artifact), "utf8")),
       {
diff --git a/extensions/workflows/artifacts.ts b/extensions/workflows/artifacts.ts
index 5f14e1d5..8fb09281 100644
--- a/extensions/workflows/artifacts.ts
+++ b/extensions/workflows/artifacts.ts
@@ -109,7 +109,7 @@ export function persistWorkflowAgentResult(
   index: number,
   result: { output: string; structured?: unknown },
 ) {
-  const artifact = path.join(
+  const artifact = path.posix.join(
     "agent-results",
     `agent-${String(index).padStart(4, "0")}.json`,
   );