Create Dockerfile

Dockerfile

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+# Use an official Python runtime as a parent image
+FROM python:3.9-slim
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    docker.io \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the current directory contents into the container at /app
+COPY . /app
+
+# Install any needed packages specified in requirements.txt
+RUN pip install --no-cache-dir \
+    docker \
+    requests
+
+# Make port 3000 available to the world outside this container
+EXPOSE 3000
+
+# Define environment variable to ensure Python outputs are sent to terminal
+ENV PYTHONUNBUFFERED=1
+
+# Run app.py when the container launches
+CMD ["python", "app.py"]