Add dockerfile

Dockerfile

@@ -0,0 +1,38 @@
+# Stage 1: Build the application
+FROM node:18-alpine AS builder
+
+WORKDIR /app
+
+# Copy package.json and package-lock.json
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci
+
+# Copy the rest of the application code
+COPY . .
+
+# Build the Next.js application and compile TypeScript
+RUN npm run build
+
+# Stage 2: Run the application
+FROM node:18-alpine AS runner
+
+WORKDIR /app
+
+# Copy package.json and package-lock.json
+COPY package*.json ./
+
+# Install only production dependencies
+RUN npm ci --only=production
+
+# Copy built application from the builder stage
+COPY --from=builder /app/.next ./.next
+COPY --from=builder /app/dist ./dist
+
+# Expose the ports the app runs on
+EXPOSE ${EXTERNAL_PORT}
+EXPOSE ${INTERNAL_PORT}
+
+# Start the application
+CMD ["npm", "start"]