Create Dockerfile

Dockerfile

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+# Dockerfile for Hugging Face Spaces (FastAPI)
+FROM python:3.9
+
+# create unprivileged user per HF recommendations
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+WORKDIR /app
+
+# copy and install requirements
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+# copy app files
+COPY --chown=user . /app
+
+# run uvicorn on port 7860 (HF expects this port)
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]