Update Dockerfile

Dockerfile

@@ -1,13 +1,23 @@
 FROM python:3.9
 
+# Install necessary system dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    python3-tk \
+    && rm -rf /var/lib/apt/lists/*
+
 WORKDIR /code
 
 COPY ./requirements.txt /code/requirements.txt
 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 
-
 COPY . .
 
+# Set up the environment variable to ensure Tkinter doesn't complain about no display
+ENV DISPLAY=:99
+
+# CMD to start the application
 CMD ["python3", "-m", "app", "--host", "0.0.0.0", "--port", "7860"]
 
+