Dockerfile

# =============================================================================
# CiteSight Docker Build
# Multi-stage build: Node.js for building, nginx for serving
# =============================================================================

# -----------------------------------------------------------------------------
# Stage 1: Build
# -----------------------------------------------------------------------------
FROM node:18-alpine AS builder

WORKDIR /app

# Install dependencies first (better caching)
COPY package.json package-lock.json* ./
RUN npm ci --silent

# Copy source files
COPY . .

# Build arguments for VITE_ environment variables
# These get baked into the bundle at build time
ARG VITE_COURTLISTENER_API_KEY
ARG VITE_COURTLISTENER_BASE_URL=https://www.courtlistener.com/api/rest/v4
ARG VITE_LLAMA_CLOUD_API_KEY
ARG VITE_BUILD_MODE=self-hosted
ARG VITE_TURNSTILE_SITE_KEY

# Set environment variables for build
ENV VITE_COURTLISTENER_API_KEY=$VITE_COURTLISTENER_API_KEY
ENV VITE_COURTLISTENER_BASE_URL=$VITE_COURTLISTENER_BASE_URL
ENV VITE_LLAMA_CLOUD_API_KEY=$VITE_LLAMA_CLOUD_API_KEY
ENV VITE_BUILD_MODE=$VITE_BUILD_MODE
ENV VITE_TURNSTILE_SITE_KEY=$VITE_TURNSTILE_SITE_KEY

# Build the application
RUN npm run build

# -----------------------------------------------------------------------------
# Stage 2: Serve
# -----------------------------------------------------------------------------
FROM nginx:alpine AS production

# Copy custom nginx configuration
COPY nginx/nginx.conf /etc/nginx/nginx.conf

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

# Create non-root user for security
RUN chown -R nginx:nginx /usr/share/nginx/html && \
    chown -R nginx:nginx /var/cache/nginx && \
    chown -R nginx:nginx /var/log/nginx && \
    touch /tmp/nginx.pid && \
    chown -R nginx:nginx /tmp/nginx.pid

# Switch to non-root user
USER nginx

# Expose port 8080 (non-privileged)
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1

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