Dockerfile

Dockerfile

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+# Use the official Node.js runtime as the base image
+FROM node:20-alpine AS base
+
+# Set the working directory inside the container
+WORKDIR /app
+
+# Copy package.json and package-lock.json (if available)
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci --only=production && npm cache clean --force
+
+# Copy the rest of the application code
+COPY . .
+
+# Build the application
+RUN npm run build
+
+# Production stage
+FROM node:20-alpine AS production
+
+# Install dumb-init for proper signal handling
+RUN apk add --no-cache dumb-init
+
+# Create a non-root user
+RUN addgroup -g 1001 -S nodejs
+RUN adduser -S svelte -u 1001
+
+# Set the working directory
+WORKDIR /app
+
+# Copy package.json and package-lock.json
+COPY package*.json ./
+
+# Install only production dependencies
+RUN npm ci --only=production && npm cache clean --force
+
+# Copy the built application from the previous stage
+COPY --from=base --chown=svelte:nodejs /app/build ./build
+COPY --from=base --chown=svelte:nodejs /app/node_modules ./node_modules
+COPY --from=base --chown=svelte:nodejs /app/package.json ./package.json
+
+# Switch to the non-root user
+USER svelte
+
+# Expose the port the app runs on
+EXPOSE 3000
+
+# Set environment variables
+ENV NODE_ENV=production
+ENV PORT=3000
+
+# Use dumb-init to handle signals properly
+ENTRYPOINT ["dumb-init", "--"]
+
+# Start the application
+CMD ["node", "build"]