Dockerfile

# Build stage
FROM node:20-alpine AS builder

WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY . .

# Read Mapbox token from HF Spaces secret and build
RUN --mount=type=secret,id=VITE_MAPBOX_TOKEN,mode=0444,required=true \
    VITE_MAPBOX_TOKEN=$(cat /run/secrets/VITE_MAPBOX_TOKEN) npm run build

# Production stage
FROM nginx:alpine

# Copy built files
COPY --from=builder /app/dist /usr/share/nginx/html

# Custom nginx config for HF Spaces (port 7860)
RUN echo 'server { \
    listen 7860; \
    server_name localhost; \
    location / { \
        root /usr/share/nginx/html; \
        index index.html; \
        try_files $uri $uri/ /index.html; \
    } \
}' > /etc/nginx/conf.d/default.conf

EXPOSE 7860

CMD ["nginx", "-g", "daemon off;"]