# Build stage
FROM node:22-alpine AS build
WORKDIR /app

# Install dependencies — copy lockfiles first to cache the npm layer
COPY src/frontend/package.json src/frontend/package-lock.json ./
RUN --mount=type=cache,id=npm,target=/root/.npm \
    npm ci --prefer-offline

# Copy source
COPY src/frontend/index.html ./
COPY src/frontend/vite.config.ts ./
COPY src/frontend/tsconfig.json src/frontend/tsconfig.app.json src/frontend/tsconfig.node.json ./
COPY src/frontend/eslint.config.js ./
COPY src/frontend/src/ ./src/
COPY src/frontend/public/ ./public/

RUN npm run build

# Serve stage
FROM nginx:alpine AS runtime
COPY --from=build /app/dist /usr/share/nginx/html
COPY cicd/docker/nginx.conf /etc/nginx/conf.d/default.conf

EXPOSE 80