Dockerfile

# Stage 1: Build
FROM node:22-alpine AS builder

WORKDIR /app

# Clone ChartDB source
RUN apk add --no-cache git && \
    git clone https://github.com/chartdb/chartdb.git .

RUN npm install

# Pass the OpenAI key at build time
ARG OPENAI_API_KEY
ENV VITE_OPENAI_API_KEY=$OPENAI_API_KEY

RUN npm run build

# Stage 2: Serve with NGINX
FROM nginx:alpine

# HF Spaces requires non-root user with uid 1000
RUN adduser -D -u 1000 user

COPY --from=builder /app/dist /usr/share/nginx/html

# Custom nginx config to listen on port 80
RUN echo 'server { \
    listen 80; \
    location / { \
        root /usr/share/nginx/html; \
        try_files $uri /index.html; \
    } \
}' > /etc/nginx/conf.d/default.conf

# Fix permissions
RUN chown -R user:user /usr/share/nginx/html && \
    chown -R user:user /var/cache/nginx && \
    chown -R user:user /var/log/nginx && \
    touch /var/run/nginx.pid && \
    chown user:user /var/run/nginx.pid

USER user

EXPOSE 80

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