Create DockerFile

DockerFile

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+# Stage 1: Install dependencies
+# Use an official Node.js runtime as a parent image
+FROM node:lts-alpine AS deps
+# Set the working directory in the container to /opt/app
+WORKDIR /opt/app
+# Copy package.json and package-lock.json to the working directory
+COPY package.json package-lock.json ./
+# Install production dependencies only
+RUN npm ci --only=production
+
+# Stage 2: Build the application
+FROM node:lts-alpine AS builder
+# Set environment variables
+ENV NODE_ENV=production
+
+WORKDIR /opt/app
+# Copy all files from the current directory to the working directory in the container
+COPY . .
+# Copy node_modules from the "deps" stage
+COPY --from=deps /opt/app/node_modules ./node_modules
+# Build the application
+RUN npm run build
+
+# Stage 3: Create the production image
+FROM node:lts-alpine AS runner
+# Set the working directory in the container to /opt/app
+WORKDIR /opt/app
+# Set environment variable
+ENV NODE_ENV=production
+# Copy necessary files from the "builder" stage
+COPY --from=builder /opt/app/public ./public
+COPY --from=builder /opt/app/next.config.js ./
+COPY --from=builder /opt/app/.next ./.next
+COPY --from=builder /opt/app/pages ./pages
+COPY --from=builder /opt/app/node_modules ./node_modules
+# Define the command to run the application
+CMD ["node_modules/.bin/next", "start"]