fix: simplify and correct Dockerfile.spaces

Dockerfile.spaces

@@ -0,0 +1,49 @@
+FROM nvidia/cuda:11.7.1-cudnn8-devel-ubuntu20.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Add retry logic for apt-get
+RUN echo 'Acquire::Retries "3";' > /etc/apt/apt.conf.d/80-retries
+
+# Clean and update package lists
+RUN rm -rf /var/lib/apt/lists/* && \
+    apt-get clean && \
+    apt-get update --fix-missing
+
+# Install system dependencies with retry logic
+RUN apt-get install -y --no-install-recommends --fix-missing \
+    git \
+    python3-pip \
+    python3-dev \
+    ffmpeg \
+    libsm6 \
+    libxext6 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set up a new user named "user" with user ID 1000
+RUN useradd -m -u 1000 user
+USER user
+
+# Set home to the user's home directory
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+
+# Set the working directory
+WORKDIR $HOME/app
+
+# Install dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the application code
+COPY --chown=user . .
+
+# Create data directory with correct permissions
+USER root
+RUN mkdir -p /data && chown -R user:user /data
+USER user
+
+# Expose the port
+EXPOSE 7860
+
+# Start the Gradio app
+CMD ["python", "app.py"]