# ---------- Base ----------
    FROM node:18-bookworm-slim AS base

    ENV NUXT_TELEMETRY_DISABLED=1
    
    # Install timezone and build tools required by sharp/node-gyp
    RUN apt-get update && apt-get install -y \
        tzdata \
        python3 \
        make \
        g++ \
        && rm -rf /var/lib/apt/lists/*
    
    ENV TZ=Asia/Tehran
    
    # ---------- Dependencies ----------
    FROM base AS deps
    
    WORKDIR /temp-deps
    
    COPY package*.json ./
    
    RUN npm install
    
    # ---------- Build ----------
    FROM base AS builder
    
    WORKDIR /build
    
    COPY . .
    
    COPY --from=deps /temp-deps/node_modules ./node_modules
    
    RUN npm run build
    
    RUN npm prune --omit=dev
    
    # ---------- Runtime ----------
    FROM base AS runner
    
    WORKDIR /app
    
    ENV NODE_ENV=production
    ENV HOST=0.0.0.0
    ENV PORT=3000
    
    RUN groupadd -r appgroup && useradd -r -g appgroup appuser
    
    COPY --from=builder --chown=appuser:appgroup /build .
    
    USER appuser
    
    EXPOSE 3000
    
    CMD ["npm", "start"]