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File size: 1,493 Bytes
74626f2 225c950 74626f2 8f2ee4f 74626f2 5697550 74626f2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | # Stage 1: Build the React Frontend
FROM node:18-alpine as build-frontend
WORKDIR /app
COPY package*.json ./
RUN npm ci --legacy-peer-deps
COPY . .
RUN npm run build
# Stage 2: Setup the Python Backend
FROM python:3.9-slim
# Create a non-root user for Hugging Face (UID 1000)
RUN useradd -m -u 1000 user
# Install system dependencies first (cached layer)
USER root
RUN apt-get update && apt-get install -y --no-install-recommends gcc python3-dev \
&& rm -rf /var/lib/apt/lists/*
USER user
ENV PATH="/home/user/.local/bin:$PATH"
USER root
RUN mkdir -p /data/db && chown -R user:user /data
USER user
WORKDIR /home/user/app
# Install PyTorch CPU-only FIRST (largest package, separate cache layer)
# This avoids downloading the ~800MB CUDA version
RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu
# Install remaining Python dependencies
COPY --chown=user backend/requirements.txt backend/
# Remove torch from requirements since we installed it above
RUN grep -v '^torch' backend/requirements.txt > /tmp/req_notorch.txt && pip install --no-cache-dir --upgrade -r /tmp/req_notorch.txt && pip install --no-cache-dir gunicorn
# Copy Backend Code
COPY --chown=user backend/ backend/
COPY --chown=user navigators/ navigators/
# Copy Frontend Build from Stage 1
COPY --chown=user --from=build-frontend /app/dist ./dist
# Environment variables
ENV PYTHONUNBUFFERED=1
ENV PORT=7860
# Run the application
CMD gunicorn -b 0.0.0.0:$PORT backend.nlp_api:app
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