# Dockerfile para CSF Web Interface (Next.js)
FROM node:18-alpine AS base

# Instalar dependencias necesarias
RUN apk add --no-cache libc6-compat

# Establecer directorio de trabajo
WORKDIR /app

# Instalar dependencias
FROM base AS deps
COPY csf-web/package.json csf-web/package-lock.json* ./
RUN npm ci --legacy-peer-deps

# Construir la aplicación
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY csf-web/ .

# Generar build de producción
RUN npm run build

# Imagen de producción
FROM base AS runner
WORKDIR /app

ENV NODE_ENV=production

# Crear usuario no-root
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copiar archivos necesarios
COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# Variables de entorno
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"
ENV JWT_SECRET="csf-web-jwt-secret-change-in-production"

# Exponer puerto
EXPOSE 3000

# Cambiar a usuario no-root
USER nextjs

# Healthcheck
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:3000/api/health || exit 1

# Comando de inicio
CMD ["node", "server.js"]