From 877b5cce6fad1d63a42fdc13e83e9430b40672ba Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 4 Aug 2026 00:57:04 +0000
Subject: [PATCH] Improve pre-agent audit summary tree

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>
---
 actions/setup/sh/audit_pre_agent_workspace.sh | 19 +++++++++++++------
 .../sh/audit_pre_agent_workspace_test.sh      | 14 ++++++++------
 2 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/actions/setup/sh/audit_pre_agent_workspace.sh b/actions/setup/sh/audit_pre_agent_workspace.sh
index 278405a23d3..7b23b1d9e55 100644
--- a/actions/setup/sh/audit_pre_agent_workspace.sh
+++ b/actions/setup/sh/audit_pre_agent_workspace.sh
@@ -100,25 +100,32 @@ list_dir() {
   list_dir "gh-aw temp directory"    "${RUNNER_TEMP}/gh-aw"
 } > "${AUDIT_FILE}"
 
-# Render the audit listing as a compact ASCII tree in a fenced code region.
+# Render the audit listing as a collapsed, compact tree in the step summary.
 render_summary_tree() {
   local line
+  local label
+  echo "<details>"
+  echo "<summary>Pre-agent workspace audit</summary>"
+  echo
   echo '```text'
   while IFS= read -r line; do
     case "${line}" in
-      "=== "*) echo "Pre-agent workspace audit" ;;
+      "=== "*) continue ;;
       "--- "*": "*" ---")
-        echo "|   |-- ${line#--- }"
+        label="${line#--- }"
+        echo "│   ├── ${label% ---}"
         ;;
       "--- "*" ---")
-        echo "|-- ${line#--- }"
+        label="${line#--- }"
+        echo "├── ${label% ---}"
         ;;
-      "(not found)") echo "|   |   \-- ${line}" ;;
+      "(not found)") echo "│   │   └── ${line}" ;;
       "") continue ;;
-      *) echo "|   |   \-- ${line}" ;;
+      *) echo "│   │   └── ${line}" ;;
     esac
   done < "${AUDIT_FILE}"
   echo '```'
+  echo "</details>"
 }
 
 LINE_COUNT="$(wc -l < "${AUDIT_FILE}" | tr -d ' ')"
diff --git a/actions/setup/sh/audit_pre_agent_workspace_test.sh b/actions/setup/sh/audit_pre_agent_workspace_test.sh
index 7dbc3b5dbfe..68b85850db5 100644
--- a/actions/setup/sh/audit_pre_agent_workspace_test.sh
+++ b/actions/setup/sh/audit_pre_agent_workspace_test.sh
@@ -108,8 +108,8 @@ assert "node_modules excluded from listing" "! grep -q 'node_modules/some-pkg' /
 assert "agent.md still listed despite node_modules sibling" "grep -q 'agent.md' /tmp/gh-aw/pre-agent-audit.txt"
 echo ""
 
-# ── Test 8: Step summary tree is rendered ──────────────────────────────────
-echo "Test 8: Step summary contains an ASCII tree"
+# ── Test 8: Collapsed step summary tree is rendered ─────────────────────────
+echo "Test 8: Step summary contains a collapsed tree"
 WORKSPACE="${TEST_ROOT}/workspace-8"
 mkdir -p "${WORKSPACE}/.github/agents"
 echo "agent" > "${WORKSPACE}/.github/agents/agent.md"
@@ -122,11 +122,13 @@ touch "${GH_OUT8}" "${SUMMARY8}"
 GITHUB_WORKSPACE="${WORKSPACE}" HOME="${TEST_ROOT}/home8" RUNNER_TEMP="${TMPDIR}" GITHUB_OUTPUT="${GH_OUT8}" GITHUB_STEP_SUMMARY="${SUMMARY8}" bash "${SCRIPT_PATH}" >/dev/null 2>&1
 assert "Summary uses a text code fence" "grep -Fq \"\${FENCE}text\" '${SUMMARY8}'"
 assert "Summary closes the code fence" "grep -Fq \"\${FENCE}\" '${SUMMARY8}'"
-assert "Summary contains the audit root" "grep -Fq 'Pre-agent workspace audit' '${SUMMARY8}'"
-assert "Summary contains ASCII tree branches" "grep -Fq '|-- Copilot engine' '${SUMMARY8}'"
-assert "Summary lists agent.md in the tree" "grep -Fq '\\-- ${WORKSPACE}/.github/agents/agent.md' '${SUMMARY8}'"
+assert "Summary uses details" "grep -Fq '<details>' '${SUMMARY8}'"
+assert "Summary closes details" "grep -Fq '</details>' '${SUMMARY8}'"
+assert "Summary title is in the details summary" "grep -Fq '<summary>Pre-agent workspace audit</summary>' '${SUMMARY8}'"
+assert "Summary contains tree branches" "grep -Fq '├── Copilot engine' '${SUMMARY8}'"
+assert "Summary lists agent.md in the tree" "grep -Fq '└── ${WORKSPACE}/.github/agents/agent.md' '${SUMMARY8}'"
 assert "Summary does not use a table" "! grep -Fq '| Section | Path | Size |' '${SUMMARY8}'"
-assert "Summary does not use details" "! grep -Fq '<details>' '${SUMMARY8}'"
+assert "Summary does not use ASCII branches" "! grep -Fq '|-- Copilot engine' '${SUMMARY8}'"
 echo ""
 
 # ── Test 9: Works without GITHUB_STEP_SUMMARY set ──────────────────────────