updated Dockerfile

.dockerignore

-node_modules
+# Node modules and build directories
\ No newline at end of file
+node_modules
+.next
+
+# IDE and editor settings
+.vscode
+.idea
+
+# System files
+.DS_Store
+
+# Git repository files
+.git
+.gitignore
+
+# Logs and temporary files
+*.log
+*.tmp
+*.swp
+
+
+# Miscellaneous
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
\ No newline at end of file

Dockerfile

-ARG ARCH=linux/amd64
-
-FROM --platform=$ARCH node:18
+# Stage 1: Install dependencies and build
+FROM node:18-alpine AS builder
 
+# Set the working directory
 WORKDIR /app
 
+# Copy only the dependency files
 COPY package*.json ./
 
+# Install all dependencies
 RUN npm install 
 
+# Copy the rest of the application
 COPY . .
 
-RUN npm run build 
+# Build the Next.js app
+RUN npm run build
+
+# Stage 2: Runtime
+FROM node:18-alpine AS runtime
+
+# Set the working directory
+WORKDIR /app
 
+# Copy only the production dependencies from the builder
+COPY --from=builder /app/node_modules ./node_modules
+
+# Copy the build output and public assets
+COPY --from=builder /app/.next ./.next
+COPY --from=builder /app/public ./public
+COPY --from=builder /app/package*.json ./
+
+# Expose the application port
 EXPOSE 3000
 
+# Start the Next.js application
 CMD ["npm", "start"]
+