diff --git a/build-and-run.sh b/build-and-run.sh
new file mode 100644
index 0000000..24ea304
--- /dev/null
+++ b/build-and-run.sh
@@ -0,0 +1,54 @@
+#!/bin/bash
+set -euo pipefail
+
+# ========== 可调参数 ==========
+IMAGE_NAME="email-sender"        # 镜像名
+CONTAINER_NAME="email-sender"    # 容器名
+HOST_PORT=7880                   # 宿主机端口；Dockerfile 内也写了 7880
+PROXY="http://127.0.0.1:7890"    # 如不需要代理，留空 "" 即可
+# ==============================
+
+echo "📍 当前目录: $(pwd)"
+
+# 1. 停止并删除旧容器
+if docker ps -a --format '{{.Names}}' | grep -q "^${CONTAINER_NAME}$"; then
+    echo "🛑 停止旧容器：$CONTAINER_NAME"
+    docker stop "$CONTAINER_NAME" || true
+    echo "🧹 删除旧容器：$CONTAINER_NAME"
+    docker rm "$CONTAINER_NAME"
+fi
+
+# 2. 删除旧镜像
+if docker images -a | awk '{print $1}' | grep -q "^${IMAGE_NAME}$"; then
+    echo "🗑️ 删除旧镜像：$IMAGE_NAME"
+    docker rmi -f "$IMAGE_NAME"
+fi
+
+# 3. Git 拉取最新代码（当前目录是 git 仓库）
+if [ -d ".git" ]; then
+    echo "🔄 拉取最新源码"
+    git pull
+else
+    echo "❌ 错误：当前目录不是 git 仓库"
+    exit 1
+fi
+
+# 4. 构建镜像
+echo "🔧 开始构建镜像：$IMAGE_NAME"
+if [ -n "$PROXY" ]; then
+    docker build \
+      --build-arg http_proxy="$PROXY" \
+      --build-arg https_proxy="$PROXY" \
+      --network=host \
+      -t "$IMAGE_NAME" .
+else
+    docker build -t "$IMAGE_NAME" .
+fi
+
+# 5. 运行容器（挂载 config 目录，方便改 SMTP 配置）
+echo "🚀 启动容器：$CONTAINER_NAME"
+docker run --rm \
+  -p "${HOST_PORT}:${HOST_PORT}" \
+  -v "$(pwd)/config":/app/config \
+  --name "$CONTAINER_NAME" \
+  "$IMAGE_NAME"