Update Dockerfile

Dockerfile

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+# Use Python base image
+FROM python:3.10-slim
+
+# Set work directory
+WORKDIR /code
+
+# Copy files
+COPY . .
+
+# Install dependencies
+RUN pip install --upgrade pip && pip install -r requirements.txt
+
+# Expose the Flask port
+EXPOSE 7860
+
+# Run the app
+CMD ["python", "app.py"]