diff --git a/scripts/push-backend.sh b/scripts/push-backend.sh
new file mode 100755
index 0000000..babc00e
--- /dev/null
+++ b/scripts/push-backend.sh
@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ $# -lt 1 ]; then
+  echo "用法: scripts/push-backend.sh \"後端 commit 訊息\" [根目錄 commit 訊息]"
+  exit 1
+fi
+
+SUB_MSG="$1"
+ROOT_MSG="${2:-chore: bump backend submodule}"
+
+ROOT_DIR="$(cd "$(dirname "$0")/.." && pwd)"
+SUB_DIR="$ROOT_DIR/backend"
+
+current_branch="$(git -C "$SUB_DIR" branch --show-current)"
+if [ -z "$current_branch" ]; then
+  echo "backend 目前是 detached HEAD，請先執行: cd backend && git checkout master"
+  exit 1
+fi
+
+if [ "$current_branch" != "master" ]; then
+  echo "backend 目前分支是 $current_branch，建議先切到 master 再執行。"
+  exit 1
+fi
+
+if [ -n "$(git -C "$SUB_DIR" status --porcelain)" ]; then
+  git -C "$SUB_DIR" add -A
+  git -C "$SUB_DIR" commit -m "$SUB_MSG"
+else
+  echo "backend 無本地變更，略過 backend commit。"
+fi
+
+git -C "$SUB_DIR" push origin master
+
+git -C "$ROOT_DIR" add backend
+if ! git -C "$ROOT_DIR" diff --cached --quiet; then
+  git -C "$ROOT_DIR" commit -m "$ROOT_MSG"
+else
+  echo "根目錄無 submodule pointer 變更，略過根目錄 commit。"
+fi
+
+git -C "$ROOT_DIR" push origin master
+
+echo "完成: backend 與根目錄已 push。"
diff --git a/scripts/push-frontend.sh b/scripts/push-frontend.sh
new file mode 100755
index 0000000..2d91c0a
--- /dev/null
+++ b/scripts/push-frontend.sh
@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ $# -lt 1 ]; then
+  echo "用法: scripts/push-frontend.sh \"前端 commit 訊息\" [根目錄 commit 訊息]"
+  exit 1
+fi
+
+SUB_MSG="$1"
+ROOT_MSG="${2:-chore: bump frontend submodule}"
+
+ROOT_DIR="$(cd "$(dirname "$0")/.." && pwd)"
+SUB_DIR="$ROOT_DIR/frontend"
+
+current_branch="$(git -C "$SUB_DIR" branch --show-current)"
+if [ -z "$current_branch" ]; then
+  echo "frontend 目前是 detached HEAD，請先執行: cd frontend && git checkout master"
+  exit 1
+fi
+
+if [ "$current_branch" != "master" ]; then
+  echo "frontend 目前分支是 $current_branch，建議先切到 master 再執行。"
+  exit 1
+fi
+
+if [ -n "$(git -C "$SUB_DIR" status --porcelain)" ]; then
+  git -C "$SUB_DIR" add -A
+  git -C "$SUB_DIR" commit -m "$SUB_MSG"
+else
+  echo "frontend 無本地變更，略過 frontend commit。"
+fi
+
+git -C "$SUB_DIR" push origin master
+
+git -C "$ROOT_DIR" add frontend
+if ! git -C "$ROOT_DIR" diff --cached --quiet; then
+  git -C "$ROOT_DIR" commit -m "$ROOT_MSG"
+else
+  echo "根目錄無 submodule pointer 變更，略過根目錄 commit。"
+fi
+
+git -C "$ROOT_DIR" push origin master
+
+echo "完成: frontend 與根目錄已 push。"