diff --git a/go/.dockerignore b/go/.dockerignore
new file mode 100644
index 0000000..94084c7
--- /dev/null
+++ b/go/.dockerignore
@@ -0,0 +1,13 @@
+# Go 编译产物
+electric-monitor
+*.exe
+
+# 数据文件（历史记录 + 会话缓存）
+data/
+*.json
+
+# 环境配置（含账号密码，切勿提交）
+.env
+
+# 日志
+*.log
diff --git a/go/.env.example b/go/.env.example
new file mode 100644
index 0000000..3e41292
--- /dev/null
+++ b/go/.env.example
@@ -0,0 +1,16 @@
+# 宿舍电费监控 - 环境配置模板
+# 复制为 .env 后填入真实账号密码: cp .env.example .env
+# 切勿将 .env 提交到版本库
+
+LZU_USERNAME=your_student_id
+LZU_PASSWORD=your_password
+
+# 以下为平台参数，一般无需修改
+LZU_SERVICE_ID=29615
+XF_PLATFORM=QHIT_EDU
+XF_AUTH_APPID=2606161276416311297
+XF_SCHOOL_CODE=10730
+XF_YM_APPID=1810181825222034
+LZU_AES_KEY=your_aes_key_16bytes
+LZU_MD5_KEY=your_md5_key
+XF_CACHE_TTL=518400
diff --git a/go/Dockerfile b/go/Dockerfile
new file mode 100644
index 0000000..0598404
--- /dev/null
+++ b/go/Dockerfile
@@ -0,0 +1,46 @@
+# 宿舍电费监控 - 多阶段构建
+# 阶段1: 编译 Go 静态二进制
+FROM golang:1.22-alpine AS builder
+WORKDIR /build
+# 复制源码（go:embed 需要 static/ 在同一构建上下文）
+COPY go.mod ./
+COPY *.go ./
+COPY static/ ./static/
+# CGO_ENABLED=0 纯静态编译，适用于 scratch/alpine 运行
+RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o electric-monitor .
+
+# 阶段2: 最小运行镜像
+FROM alpine:3.20
+# 时区: 定时任务需按北京时间 00:00 触发
+RUN apk add --no-cache tzdata \
+    && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
+    && echo "Asia/Shanghai" > /etc/timezone \
+    && apk del tzdata
+# 数据目录（历史记录 + 缓存挂载点）
+RUN mkdir -p /app/data
+WORKDIR /app
+COPY --from=builder /build/electric-monitor .
+
+# 端口与健康检查
+EXPOSE 8000
+HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
+  CMD wget -qO- http://127.0.0.1:8000/api/electric > /dev/null || exit 1
+
+# 数据持久化卷
+VOLUME ["/app/data"]
+
+# 默认值（可由 docker-compose/.env 覆盖；账号密码与加密密钥必须由运行环境注入）
+ENV HOST=0.0.0.0 \
+    PORT=8000 \
+    LZU_USERNAME= \
+    LZU_PASSWORD= \
+    LZU_SERVICE_ID=29615 \
+    XF_PLATFORM=QHIT_EDU \
+    XF_AUTH_APPID=2606161276416311297 \
+    XF_SCHOOL_CODE=10730 \
+    XF_YM_APPID=1810181825222034 \
+    CACHE_FILE=/app/data/electric_cache.json \
+    HISTORY_FILE=/app/data/electric_history.json \
+    XF_CACHE_TTL=518400
+
+CMD ["./electric-monitor"]
diff --git a/go/docker-compose.yml b/go/docker-compose.yml
new file mode 100644
index 0000000..27df26c
--- /dev/null
+++ b/go/docker-compose.yml
@@ -0,0 +1,22 @@
+services:
+  electric-monitor:
+    build: .
+    container_name: electric-monitor
+    restart: unless-stopped
+    ports:
+      - "8000:8000"
+    environment:
+      # 账号密码与加密密钥必须通过 .env 注入（见 .env.example）
+      LZU_USERNAME: "${LZU_USERNAME}"
+      LZU_PASSWORD: "${LZU_PASSWORD}"
+      LZU_SERVICE_ID: "${LZU_SERVICE_ID:-29615}"
+      XF_PLATFORM: "${XF_PLATFORM:-QHIT_EDU}"
+      XF_AUTH_APPID: "${XF_AUTH_APPID:-2606161276416311297}"
+      XF_SCHOOL_CODE: "${XF_SCHOOL_CODE:-10730}"
+      XF_YM_APPID: "${XF_YM_APPID:-1810181825222034}"
+      LZU_AES_KEY: "${LZU_AES_KEY}"
+      LZU_MD5_KEY: "${LZU_MD5_KEY}"
+      XF_CACHE_TTL: "${XF_CACHE_TTL:-518400}"
+      TZ: Asia/Shanghai
+    volumes:
+      - ./data:/app/data
diff --git a/go/run_docker.sh b/go/run_docker.sh
new file mode 100644
index 0000000..c66cc73
--- /dev/null
+++ b/go/run_docker.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+# 重新构建并部署 Docker 容器
+# 配置从 .env 读取（参照 .env.example 创建）
+cd "$(dirname "$0")"
+set -a; source .env 2>/dev/null || { echo "缺少 .env 配置，请先参照 .env.example 创建"; exit 1; }; set +a
+
+docker rm -f electric-monitor 2>/dev/null
+docker build -t electric-monitor:latest . 2>&1 | tail -3
+echo "=== 启动 ==="
+docker run -d --name electric-monitor \
+  -p 6983:8000 \
+  -e LZU_USERNAME="$LZU_USERNAME" \
+  -e LZU_PASSWORD="$LZU_PASSWORD" \
+  -e LZU_AES_KEY="$LZU_AES_KEY" \
+  -e LZU_MD5_KEY="$LZU_MD5_KEY" \
+  -e LZU_SERVICE_ID="${LZU_SERVICE_ID:-29615}" \
+  -e TZ=Asia/Shanghai \
+  -v "$(pwd)/data:/app/data" \
+  electric-monitor:latest
+sleep 8
+echo "=== 容器状态 ==="
+docker ps --filter name=electric-monitor --format "{{.Status}}"
+echo "=== 内存 ==="
+docker stats --no-stream electric-monitor --format "MEM: {{.MemUsage}} CPU: {{.CPUPerc}}"
+echo "=== 日志 ==="
+docker logs electric-monitor 2>&1 | head -8
+echo "=== API 测试 ==="
+curl -s --max-time 40 http://127.0.0.1:6983/api/electric
+echo
+curl -s -o /dev/null -w 'index: %{http_code}\n' http://127.0.0.1:6983/