fix(#501): remove redundant info from code agent PR body

internal/scaffold/fullsend-repo/scripts/post-code-test.sh

@@ -120,6 +120,136 @@ run_test "ci-type" \
   "10" \
   "ci(#10): update workflow permissions"
 
+# ---------------------------------------------------------------------------
+# Test helper — reimplements the PR body assembly logic from post-code.sh
+# so we can test it without a git repo or network access.
+# ---------------------------------------------------------------------------
+build_pr_body() {
+  local commit_body="$1"
+  local issue_number="$2"
+  local branch="$3"
+  local scan_range="$4"
+
+  local description
+  if [ -z "${commit_body}" ]; then
+    description="Automated implementation for issue #${issue_number}."
+  else
+    description="${commit_body}"
+  fi
+
+  echo "${description}
+
+---
+
+Closes #${issue_number}
+
+### Post-script verification
+
+- [x] Branch is not main/master (\`${branch}\`)
+- [x] Secret scan passed (gitleaks — \`${scan_range}\`)
+- [x] Pre-commit hooks passed (authoritative run on runner)
+- [x] Tests ran inside sandbox"
+}
+
+run_body_test() {
+  local test_name="$1"
+  local commit_body="$2"
+  local issue_number="$3"
+  local branch="$4"
+  local check_pattern="$5"
+  local expect_present="$6"  # "yes" or "no"
+
+  local actual
+  actual="$(build_pr_body "${commit_body}" "${issue_number}" "${branch}" "abc123..def456")"
+
+  if [ "${expect_present}" = "yes" ]; then
+    if ! echo "${actual}" | grep -qF "${check_pattern}"; then
+      echo "FAIL: ${test_name}"
+      echo "  expected to find: '${check_pattern}'"
+      echo "  in body:"
+      echo "${actual}" | sed 's/^/    /'
+      FAILURES=$((FAILURES + 1))
+      return
+    fi
+  else
+    if echo "${actual}" | grep -qF "${check_pattern}"; then
+      echo "FAIL: ${test_name}"
+      echo "  expected NOT to find: '${check_pattern}'"
+      echo "  in body:"
+      echo "${actual}" | sed 's/^/    /'
+      FAILURES=$((FAILURES + 1))
+      return
+    fi
+  fi
+
+  echo "PASS: ${test_name}"
+}
+
+# --- PR body test cases ---
+
+# Body should contain exactly one Closes line (the footer one)
+run_body_test "closes-appears-once" \
+  "Fix the widget rendering." \
+  "42" "agent/42-fix-widget" \
+  "Closes #42" "yes"
+
+# Body should NOT contain a Changed files section
+run_body_test "no-changed-files-section" \
+  "Fix the widget rendering." \
+  "42" "agent/42-fix-widget" \
+  "Changed files" "no"
+
+# Body should NOT contain a Created by footer
+run_body_test "no-created-by-footer" \
+  "Fix the widget rendering." \
+  "42" "agent/42-fix-widget" \
+  "Created by" "no"
+
+# Empty commit body should use fallback description
+run_body_test "empty-body-fallback" \
+  "" \
+  "99" "agent/99-add-feature" \
+  "Automated implementation for issue #99." "yes"
+
+# Empty commit body should still not have Changed files
+run_body_test "empty-body-no-changed-files" \
+  "" \
+  "99" "agent/99-add-feature" \
+  "Changed files" "no"
+
+# Empty commit body should still not have Created by
+run_body_test "empty-body-no-created-by" \
+  "" \
+  "99" "agent/99-add-feature" \
+  "Created by" "no"
+
+# Verify the Closes line count is exactly 1
+count_closes_test() {
+  local test_name="$1"
+  local commit_body="$2"
+  local issue_number="$3"
+
+  local actual
+  actual="$(build_pr_body "${commit_body}" "${issue_number}" "branch" "range")"
+  local count
+  count="$(echo "${actual}" | grep -c "Closes #${issue_number}" || true)"
+
+  if [ "${count}" -ne 1 ]; then
+    echo "FAIL: ${test_name}"
+    echo "  expected exactly 1 'Closes #${issue_number}', found ${count}"
+    FAILURES=$((FAILURES + 1))
+    return
+  fi
+
+  echo "PASS: ${test_name}"
+}
+
+count_closes_test "single-closes-with-body" \
+  "Fix rendering bug in the widget component." "42"
+
+count_closes_test "single-closes-empty-body" \
+  "" "99"
+
 # --- Summary ---
 
 echo ""

internal/scaffold/fullsend-repo/scripts/post-code.sh

@@ -183,7 +183,7 @@ fi
 echo "Creating PR..."
 
 COMMIT_SUBJECT="$(git log -1 --format='%s' HEAD)"
-COMMIT_BODY_RAW="$(git log -1 --format='%b' HEAD | sed '/^Signed-off-by:/d' | sed -e :a -e '/^\n*$/{ $d; N; ba; }')"
+COMMIT_BODY_RAW="$(git log -1 --format='%b' HEAD | sed '/^Signed-off-by:/d' | sed '/^Closes #/d' | sed -e :a -e '/^\n*$/{ $d; N; ba; }')"
 
 COMMIT_BODY="$(echo "${COMMIT_BODY_RAW}" | awk '
   /^$/           { if (buf) print buf; print; buf=""; next }
@@ -212,20 +212,10 @@ else
   PR_TITLE="${COMMIT_SUBJECT}"
 fi
 
-FILE_SUMMARY="$(echo "${CHANGED_FILES}" | sort | sed 's|^|  - `|; s|$|`|')"
-
 if [ -z "${COMMIT_BODY}" ]; then
-  DESCRIPTION="Automated implementation for issue #${ISSUE_NUMBER}.
-
-### Changed files
-
-${FILE_SUMMARY}"
+  DESCRIPTION="Automated implementation for issue #${ISSUE_NUMBER}."
 else
-  DESCRIPTION="${COMMIT_BODY}
-
-### Changed files
-
-${FILE_SUMMARY}"
+  DESCRIPTION="${COMMIT_BODY}"
 fi
 
 PR_BODY="${DESCRIPTION}
@@ -239,9 +229,7 @@ Closes #${ISSUE_NUMBER}
 - [x] Branch is not main/master (\`${BRANCH}\`)
 - [x] Secret scan passed (gitleaks — \`${SCAN_RANGE}\`)
 - [x] Pre-commit hooks passed (authoritative run on runner)
-- [x] Tests ran inside sandbox
-
-<sub>Created by <a href=\"https://github.com/fullsend-ai/fullsend\">fullsend</a> code agent</sub>"
+- [x] Tests ran inside sandbox"
 
 PR_URL="$(gh pr create \
   --repo "${REPO_FULL_NAME}" \