Update Dockerfile

Dockerfile

@@ -4,14 +4,24 @@ RUN apk add curl python3
 
 RUN curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | sh
 
-COPY pyproject.toml .
+RUN adduser -u 1000 -D user
+
+USER user
+
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin/:$PATH
+
+WORKDIR $HOME/app
+
+COPY --chown=user pyproject.toml .
 
 RUN uv sync
 
-COPY *.py .
+COPY --chown=user *.py .
 
 ENV GOOGLE_GENAI_USE_VERTEXAI=TRUE
 ENV GOOGLE_CLOUD_LOCATION=us-central1
 ENV GOOGLE_CLOUD_PROJECT=vibecoder-459110
+ENV GRADIO_SERVER_NAME="0.0.0.0"
 
 CMD ["uv", "run", "main.py"]