Dockerfile

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

# Add user
RUN useradd -m -u 1000 user

# Set working directory
WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci --only=production=false

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Stage 2: Production stage for Hugging Face Spaces
FROM nginx:alpine AS production

# Install wget for healthcheck
RUN apk add --no-cache wget

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

# Copy custom nginx configuration for HF Spaces
COPY nginx.hf.conf /etc/nginx/nginx.conf

# Create nginx directories with proper permissions
RUN mkdir -p /var/cache/nginx/client_temp \
    /var/cache/nginx/proxy_temp \
    /var/cache/nginx/fastcgi_temp \
    /var/cache/nginx/uwsgi_temp \
    /var/cache/nginx/scgi_temp \
    /var/run/nginx && \
    chown -R user:user /var/cache/nginx /var/run/nginx && \
    chmod -R 755 /var/cache/nginx /var/run/nginx && \
    touch /var/run/nginx/nginx.pid && \
    chown user:user /var/run/nginx/nginx.pid

# Expose port 7860 (required by Hugging Face Spaces)
EXPOSE 7860

# Switch to nginx user for security
USER user

# Start nginx on port 7860
CMD ["nginx", "-g", "daemon off;"]