Create Dockerfile

Dockerfile

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+# Dockerfile (Place in the root of your repo)
+FROM python:3.10-slim # Or a version compatible with your dependencies
+
+WORKDIR /code
+
+# Install system dependencies (like ffmpeg for imageio's mp4 writing)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ffmpeg \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+COPY . /code
+
+# Expose the port FastAPI will run on (default 8000 for uvicorn, 7860 common for HF)
+EXPOSE 7860
+
+# Command to run the application using uvicorn
+# Use --host 0.0.0.0 to make it accessible from outside the container
+# Use --port 7860 as expected by HF Spaces default proxying
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]