增加腾讯云生产 Docker 部署编排与一键脚本

- 提供 API/Web 多阶段镜像、Nginx 反代与 WS/文件路径
- docker-compose.prod 含 Postgres、MinIO、API、前端
- deploy.sh 生成密钥、构建启动、可选种子与备份脚本

deploy/docker/Dockerfile.web

@@ -0,0 +1,25 @@
+# 客服云前端 — Nginx 托管静态资源并反代 API / 文件
+# build context: 仓库根目录
+
+FROM node:22-alpine AS builder
+
+WORKDIR /web
+COPY web/package.json web/package-lock.json ./
+RUN npm ci
+
+COPY web/ ./
+RUN npm run build
+
+FROM nginx:1.27-alpine
+
+RUN apk add --no-cache tzdata \
+    && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
+    && echo Asia/Shanghai > /etc/timezone
+
+COPY deploy/docker/nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=builder /web/dist /usr/share/nginx/html
+
+EXPOSE 80
+
+HEALTHCHECK --interval=15s --timeout=5s --start-period=10s --retries=5 \
+  CMD wget -qO- http://127.0.0.1/healthz || exit 1