Create Dockerfile

Dockerfile

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+FROM python:3.11-slim
+
+ENV PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    HF_HOME=/app/.cache/huggingface \
+    TRANSFORMERS_CACHE=/app/.cache/huggingface/transformers
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+COPY requirements.txt /app/requirements.txt
+
+# Install CPU torch first from the PyTorch index, then the rest
+RUN pip install --no-cache-dir --index-url https://download.pytorch.org/whl/cpu torch==2.3.1+cpu \
+ && pip install --no-cache-dir -r /app/requirements.txt
+
+COPY main.py /app/main.py
+
+EXPOSE 7860
+ENV MODEL_ID="ethnmcl/checkin-gpt2"
+# If private model, set HF_TOKEN as a Space secret
+
+CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]