Update Dockerfile to match gradio structure with entrypoint script

Dockerfile

@@ -1,33 +1,50 @@
 FROM ubuntu:22.04
 
+LABEL MAINTAINER="jmanhype"
+LABEL Description="Test dockerfile for Hugging Face Space"
+
+SHELL ["/bin/bash", "--login", "-c"]
+
 # Install essential packages first
 RUN apt-get update && apt-get install -y \
     wget \
     git \
     && rm -rf /var/lib/apt/lists/*
 
-# Create a non-root user
-RUN useradd -m -s /bin/bash huggingface
+# Set up a new user named "user" with user ID 1000
+RUN useradd -m -u 1000 user
+
+# Switch to the "user" user
+USER user
 
-# Switch to the non-root user
-USER huggingface
-WORKDIR /home/huggingface
+# Set home to the user's home directory
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+
+# Set the working directory to the user's home directory
+WORKDIR $HOME/app
 
 # 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/huggingface/test_file.txt && \
+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/huggingface/THIS_IS_A_TEST_DIRECTORY && \
-    echo "TEST CONTENT" > /home/huggingface/THIS_IS_A_TEST_DIRECTORY/test.txt
+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 "================================================="
 
-CMD ["cat", "/home/huggingface/test_file.txt"]
+# Create and set up entrypoint script
+RUN echo '#!/bin/bash\necho "Starting test..."\ncat $HOME/test_file.txt\necho "Test complete!"' > $HOME/entrypoint.sh && \
+    chmod +x $HOME/entrypoint.sh
+
+EXPOSE 7860
+
+CMD ["bash", "-c", "$HOME/entrypoint.sh"]