Update Dockerfile

Dockerfile

@@ -1,15 +1,49 @@
+# 前端构建阶段
+FROM node:20-alpine as builder
+
+# 设置工作目录
+
+RUN apk add --no-cache git && \
+    git clone https://github.com/louislam/uptime-kuma.git /app
+
+WORKDIR /app
+
+# 复制 package.json 和 package-lock.json
+COPY package*.json ./
+
+# 安装项目依赖
+RUN npm install --legacy-peer-deps && npm cache clean --force
+
+# 复制前端代码
+COPY . .
+
+# 构建应用
+RUN npm run build
+
+# 清理不必要的文件和依赖
+RUN npm prune --production
+
+# 第二阶段：仅复制构建产物和运行时依赖
 FROM node:20-alpine
-RUN apk add --no-cache git
 
-RUN adduser -D app
-USER app
-WORKDIR /home/app
+# 设置工作目录
+WORKDIR  /app
 
-RUN git clone https://github.com/louislam/uptime-kuma.git
-WORKDIR /home/app/uptime-kuma
-RUN npm install --legacy-peer-deps && npm cache clean --force && \
-    npm run build && \
-    mkdir -p ./data
+# 从构建器阶段复制构建产物和必要的运行时文件
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/server ./server
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/package*.json ./
+COPY --from=builder /app/src ./src
+# 确保 db 目录也被复制，包括 knex_init_db 模块
+COPY --from=builder /app/db ./db
 
+RUN mkdir -p /app/data && chown -R node:node /app
+
+USER node
+
+# 暴露 3001 端口
 EXPOSE 3001
+
+# 启动命令
 CMD ["node", "server/server.js"]