Dockerfile.ai-chatbot

# Dockerfile for AI Chatbot (Next.js client)
FROM node:20-slim AS base

# Install basic system dependencies
RUN apt-get update && apt-get install -y \
    git \
    curl \
    ca-certificates \
    procps \
    && rm -rf /var/lib/apt/lists/*

# Install pnpm globally
RUN npm install -g pnpm

# Stage 1: Build stage
FROM base AS builder

# Set working directory
WORKDIR /app

# Copy client directory
COPY client/ ./client/

# Go to client directory and install client dependencies
WORKDIR /app/client
RUN rm -rf node_modules && pnpm install --frozen-lockfile --ignore-scripts

# Build args
ARG NEXT_PUBLIC_POSTHOG_KEY
ARG NEXT_PUBLIC_POSTHOG_HOST=https://us.i.posthog.com
ARG USE_GUEST_LOGIN=false
ARG KERNEL_API_KEY
ARG ENVIRONMENT=dev

# Set environment variables for build time
ENV NEXT_PUBLIC_POSTHOG_KEY=${NEXT_PUBLIC_POSTHOG_KEY}
ENV NEXT_PUBLIC_POSTHOG_HOST=${NEXT_PUBLIC_POSTHOG_HOST}
ENV USE_GUEST_LOGIN=${USE_GUEST_LOGIN}
ENV NEXT_PUBLIC_USE_GUEST_LOGIN=${USE_GUEST_LOGIN}
ENV KERNEL_API_KEY=${KERNEL_API_KEY}
ENV ENVIRONMENT=${ENVIRONMENT}
ENV NEXT_PUBLIC_ENVIRONMENT=${ENVIRONMENT}

# Build Next.js client only (migrations run at container startup)
RUN pnpm next build

# Stage 2: Runtime stage
FROM base AS runtime

# Copy built application
WORKDIR /app
COPY --from=builder /app/client ./client

# Ensure agent-browser binary has execute permissions
RUN chmod +x /app/client/node_modules/.pnpm/agent-browser@*/node_modules/agent-browser/bin/* 2>/dev/null || true

# Create a non-root user for better security
RUN groupadd -r nextjs && useradd -r -g nextjs -d /app -s /bin/bash nextjs

# Change ownership of the app directory to the nextjs user
RUN chown -R nextjs:nextjs /app

# Switch to non-root user
USER nextjs

# Set working directory to client
WORKDIR /app/client

# Expose Next.js port
EXPOSE 3000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:3000/health || curl -f http://localhost:3000 || exit 1

# Start Next.js server (run migrations first, then start)
CMD ["sh", "-c", "pnpm tsx lib/db/migrate && pnpm start"]