FROM node:22-alpine AS builder
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build

FROM nginx:alpine
RUN apk add --no-cache curl
COPY --from=builder /app/dist /usr/share/nginx/html
RUN cat > /etc/nginx/conf.d/default.conf <<'NGINX'
server {
    listen 80;
    root /usr/share/nginx/html;
    index index.html;

    location / {
        try_files $uri $uri/ $uri.html =404;
    }

    location ~* \.(js|css|png|jpg|svg|ico|woff2)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    error_page 404 /404.html;
}
NGINX
HEALTHCHECK --interval=15s --timeout=3s --start-period=10s --retries=5 \
    CMD curl -fsS http://127.0.0.1/ >/dev/null || exit 1
EXPOSE 80