feat: add Python and Gradio test app

Dockerfile

@@ -1,6 +1,6 @@
 FROM ubuntu:22.04
 
-# Force rebuild timestamp: 2024-12-05 20:00
+# Force rebuild timestamp: 2024-12-05 20:05
 LABEL MAINTAINER="jmanhype"
 LABEL Description="Test dockerfile for Hugging Face Space"
 
@@ -10,6 +10,9 @@ SHELL ["/bin/bash", "--login", "-c"]
 RUN apt-get update && apt-get install -y \
     wget \
     git \
+    python3 \
+    python3-pip \
+    python3-dev \
     && rm -rf /var/lib/apt/lists/*
 
 # Set up a new user named "user" with user ID 1000
@@ -25,25 +28,18 @@ ENV HOME=/home/user \
 # Set the working directory to the user's home directory
 WORKDIR $HOME/app
 
+# Install Python packages
+RUN pip3 install --user gradio numpy
+
 # Configure git for the user
 RUN git config --global user.email "[email protected]" && \
     git config --global user.name "jmanhype"
 
-# This is a test Dockerfile to see if it's actually being used
-RUN echo "TESTING IF THIS DOCKERFILE IS ACTUALLY USED" > $HOME/test_file.txt && \
-    echo "If you see this message, the correct Dockerfile is being used!"
-
-# Create a very obvious test directory
-RUN mkdir -p $HOME/THIS_IS_A_TEST_DIRECTORY && \
-    echo "TEST CONTENT" > $HOME/THIS_IS_A_TEST_DIRECTORY/test.txt
-
-# Print test message during build
-RUN echo "=================================================" && \
-    echo "THIS IS A TEST BUILD - IF YOU SEE THIS, THE DOCKERFILE IS BEING USED" && \
-    echo "================================================="
+# Create a simple test Python app
+RUN echo 'import gradio as gr\n\ndef greet(name):\n    return f"Hello {name}!"\n\ndemo = gr.Interface(fn=greet, inputs="text", outputs="text")\n\nif __name__ == "__main__":\n    demo.launch(server_name="0.0.0.0", server_port=7860)' > $HOME/app/test_app.py
 
 # Create and set up entrypoint script
-RUN echo '#!/bin/bash\necho "Starting test..."\ncat $HOME/test_file.txt\necho "Test complete!"' > $HOME/entrypoint.sh && \
+RUN echo '#!/bin/bash\necho "Starting Gradio test app..."\npython3 test_app.py' > $HOME/entrypoint.sh && \
     chmod +x $HOME/entrypoint.sh
 
 EXPOSE 7860