# syntax=docker/dockerfile:1.7

# Multi-stage build for optimization
# Stage 1: Dependencies
FROM node:22-alpine AS deps
WORKDIR /app

# Copy only package files for better layer caching
COPY package.json package-lock.json ./

# Install dependencies with cache mount for npm packages
RUN --mount=type=cache,target=/root/.npm \
    npm ci --no-audit --no-fund

# Stage 2: Build
FROM node:22-alpine AS builder
WORKDIR /app

# Build arguments - all required, no defaults
ARG NEXT_PUBLIC_PYTHON_API_URL
ARG NEXT_PUBLIC_SWISSOID_TARGET_SERVICE_HANDLE
ARG NEXT_PUBLIC_AUTH_BACKEND_URL
ARG NEXT_PUBLIC_APP_VERSION
ARG NEXT_PUBLIC_WEBSOCKET_URL

# Set environment variables for build
ENV NEXT_PUBLIC_PYTHON_API_URL=${NEXT_PUBLIC_PYTHON_API_URL}
ENV NEXT_PUBLIC_SWISSOID_TARGET_SERVICE_HANDLE=${NEXT_PUBLIC_SWISSOID_TARGET_SERVICE_HANDLE}
ENV NEXT_PUBLIC_AUTH_BACKEND_URL=${NEXT_PUBLIC_AUTH_BACKEND_URL}
ENV NEXT_PUBLIC_APP_VERSION=${NEXT_PUBLIC_APP_VERSION}
ENV NEXT_PUBLIC_WEBSOCKET_URL=${NEXT_PUBLIC_WEBSOCKET_URL}
ENV NEXT_TELEMETRY_DISABLED=1

# Copy dependencies from deps stage
COPY --from=deps /app/node_modules ./node_modules

# Copy source code
COPY . .

# Build the application with cache mount for Next.js compilation artifacts
RUN --mount=type=cache,target=/app/.next/cache \
    npm run build

# Stage 3: Runtime
FROM node:22-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

# Copy package files
COPY package.json package-lock.json ./

# Copy built application
COPY --from=builder /app/.next ./.next
COPY --from=builder /app/public ./public
COPY --from=builder /app/node_modules ./node_modules

# Expose the port
EXPOSE 8200

# Start the production server
CMD ["npm", "start"]