FROM node:20-alpine AS frontend-builder
WORKDIR /app
COPY web/package.json web/package-lock.json ./
RUN npm ci
COPY web/ .
ENV NEXT_PUBLIC_API_URL=""
RUN npm run build

FROM node:20-bookworm-slim
WORKDIR /app

# Install system dependencies for backend runtime
RUN apt-get update && apt-get install -y \
    python3 \
    python3-pip \
    python3-venv \
    redis-server \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies for CrewAI and FastAPI
COPY requirements.txt .
RUN python3 -m venv /opt/venv \
    && /opt/venv/bin/pip install --no-cache-dir --upgrade pip \
    && /opt/venv/bin/pip install --no-cache-dir -r requirements.txt

ENV PATH="/opt/venv/bin:$PATH"

# Copy backend code
COPY . .

# Copy Next.js build artifacts from previous stage
COPY --from=frontend-builder /app/.next /app/web/.next
COPY --from=frontend-builder /app/node_modules /app/web/node_modules
COPY --from=frontend-builder /app/public /app/web/public
COPY --from=frontend-builder /app/package.json /app/web/package.json

# Permissions
RUN chmod +x start.sh

# Environment variables
# Hugging Face Spaces mandatory port
ENV PORT=7860
#EXPOSE 7860

CMD ["./start.sh"]