Create Dockerfile

Dockerfile

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+FROM python:3.10-slim
+
+# Create non-root user
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+WORKDIR /app
+
+# Copy requirements and install dependencies
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+# Download embedding model at build time (cache it)
+RUN python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('all-MiniLM-L6-v2')"
+
+# Copy application code
+COPY --chown=user . /app
+
+# Expose port 7860 (Hugging Face Spaces default)
+EXPOSE 7860
+
+# Run the FastAPI app with uvicorn
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]