Dockerfile

# ─────────────────────────────────────────────────────────────
# CodeSentry — Hugging Face Spaces Docker Image
# Serves FastAPI backend + React frontend from a single container
# ─────────────────────────────────────────────────────────────

# ── Stage 1: Build the React frontend ──────────────────────
FROM node:20-slim AS frontend-builder

WORKDIR /build

COPY codesentry-frontend/package.json codesentry-frontend/package-lock.json ./
RUN npm install

COPY codesentry-frontend/ ./
# In HF Spaces the frontend talks to the same origin (backend serves static)
ENV VITE_MOCK_MODE=false
ENV VITE_API_URL=
RUN npm run build

# ── Stage 2: Production image ─────────────────────────────
FROM python:3.11-slim

# Hugging Face Spaces expects port 7860
ENV PORT=7860
ENV HOST=0.0.0.0
ENV RELOAD=false

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    git \
    && rm -rf /var/lib/apt/lists/*

# Create a non-root user (HF Spaces requirement)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /home/user/app

# Install Python dependencies
COPY --chown=user codesentry-backend/requirements.txt ./requirements.txt
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy backend source
COPY --chown=user codesentry-backend/ ./

# Copy the pre-built frontend into a static directory the backend will serve
COPY --from=frontend-builder --chown=user /build/dist ./static

# Expose the port
EXPOSE 7860

# Launch the FastAPI server
CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]