fix DockerFile

Dockerfile

@@ -1,13 +1,7 @@
-FROM node:20 as builder
-
-WORKDIR /app
-COPY package*.json ./
+FROM node:18-alpine
+WORKDIR /usr/src/app
+COPY package*..json ./
 RUN npm install
 COPY . .
 RUN npm run build
-
-FROM nginx:alpine
-COPY --from=builder /app/dist /usr/share/nginx/html
-COPY ebook.conf /etc/nginx/conf.d/default.conf
-EXPOSE 80
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["node", ".dist/server/index.mjs"]