diff --git a/scripts/build-image.sh b/scripts/build-image.sh
index c4e3890..8315b31 100755
--- a/scripts/build-image.sh
+++ b/scripts/build-image.sh
@@ -5,7 +5,9 @@ DOCKER_USER="${DOCKER_USER:-openteam}"
 VERSION="${VERSION:-$(git describe --tags --always 2>/dev/null || echo latest)}"
 PLATFORMS="linux/amd64,linux/arm64"
 
-# --local：本地构建不推送（单架构，加载到本地 docker，tag 不带仓库前缀）
+# --local：本地构建不推送（默认 docker driver，单架构，tag 不带仓库前缀）。
+# 不用 buildx docker-container builder——嵌套创建容器在受限环境会报
+# "can't mask dir /proc/acpi"，普通 docker build 无此问题。
 if [[ "${1:-}" == "--local" ]]; then
   LOCAL=1
 else
@@ -24,6 +26,24 @@ native_arch() {
   esac
 }
 
+# ---------- 本地模式：单架构，加载到本地 docker ----------
+if [[ $LOCAL -eq 1 ]]; then
+  PLATFORM="$(native_arch)"
+  echo ""
+  echo "========================================"
+  echo "🚀 本地构建 openteam  (${PLATFORM})"
+  echo "   tag: openteam:${VERSION}"
+  echo "========================================"
+  docker build \
+    -t "openteam:${VERSION}" \
+    -t "openteam:latest" \
+    .
+  echo ""
+  echo "✅ 完成！openteam:${VERSION}（已加载到本地 docker）"
+  exit 0
+fi
+
+# ---------- 多架构推送模式：需要 buildx docker-container builder ----------
 if ! docker buildx version &>/dev/null; then
   echo "❌ docker buildx 不可用"
   exit 1
@@ -37,33 +57,16 @@ else
 fi
 docker buildx inspect --bootstrap
 
-if [[ $LOCAL -eq 1 ]]; then
-  PLATFORM="$(native_arch)"
-  echo ""
-  echo "========================================"
-  echo "🚀 本地构建 openteam  (${PLATFORM})"
-  echo "   tag: openteam:${VERSION}"
-  echo "========================================"
-  docker buildx build \
-    --platform "${PLATFORM}" \
-    -t "openteam:${VERSION}" \
-    -t "openteam:latest" \
-    --load \
-    .
-  echo ""
-  echo "✅ 完成！openteam:${VERSION}（已加载到本地 docker）"
-else
-  echo ""
-  echo "========================================"
-  echo "🚀 构建 openteam  (${PLATFORMS})"
-  echo "   tag: ${DOCKER_USER}/openteam:${VERSION}"
-  echo "========================================"
-  docker buildx build \
-    --platform "${PLATFORMS}" \
-    -t "${DOCKER_USER}/openteam:${VERSION}" \
-    -t "${DOCKER_USER}/openteam:latest" \
-    --push \
-    .
-  echo ""
-  echo "✅ 完成！${DOCKER_USER}/openteam:${VERSION}"
-fi
+echo ""
+echo "========================================"
+echo "🚀 构建 openteam  (${PLATFORMS})"
+echo "   tag: ${DOCKER_USER}/openteam:${VERSION}"
+echo "========================================"
+docker buildx build \
+  --platform "${PLATFORMS}" \
+  -t "${DOCKER_USER}/openteam:${VERSION}" \
+  -t "${DOCKER_USER}/openteam:latest" \
+  --push \
+  .
+echo ""
+echo "✅ 完成！${DOCKER_USER}/openteam:${VERSION}"