chore: 添加 Docker 部署、CI 配置与部署文档

docker/Dockerfile

@@ -0,0 +1,33 @@
+# Stage 1: Build web
+FROM node:20-alpine AS web-builder
+WORKDIR /app
+COPY package*.json ./
+COPY apps/web/package*.json ./apps/web/
+COPY apps/server/package*.json ./apps/server/
+RUN npm ci
+COPY . .
+RUN npm run build -w apps/web
+
+# Stage 2: Build server
+FROM node:20-alpine AS server-builder
+WORKDIR /app
+COPY --from=web-builder /app/node_modules ./node_modules
+COPY --from=web-builder /app/package*.json ./
+COPY --from=web-builder /app/apps/web ./apps/web
+COPY --from=web-builder /app/apps/server ./apps/server
+RUN npm run build -w apps/server
+
+# Stage 3: Production
+FROM node:20-alpine
+WORKDIR /app
+ENV NODE_ENV=production
+COPY --from=server-builder /app/node_modules ./node_modules
+COPY --from=server-builder /app/package*.json ./
+COPY --from=server-builder /app/apps/server/package*.json ./apps/server/
+COPY --from=server-builder /app/apps/server/dist ./apps/server/dist
+COPY --from=server-builder /app/apps/web/dist ./apps/web/dist
+
+EXPOSE 3001
+VOLUME ["/app/apps/server/data"]
+
+CMD ["node", "apps/server/dist/index.js"]