# Build stage
FROM node:20-alpine AS build

# Set working directory
WORKDIR /app

# Copy package.json and package-lock.json
COPY frontend/package*.json ./

# Install all dependencies including devDependencies
RUN npm install --include=dev

# Copy source code
COPY frontend/ .

# Run tests and build application
RUN npm test && npm run build

# Production stage
FROM node:20-alpine AS production

# Set working directory
WORKDIR /app

# Copy build artifacts and dependencies
COPY --from=build /app/package*.json ./
COPY --from=build /app/.next ./.next
COPY --from=build /app/node_modules ./node_modules
COPY --from=build /app/public ./public

# Create non-root user
RUN addgroup -S appgroup && adduser -S appuser -G appgroup
USER appuser

# Expose application port
EXPOSE 3000

# Run application
CMD ["npm", "start"]