user fixes?

Dockerfile

@@ -1,35 +1,38 @@
 FROM pytorch/pytorch:2.6.0-cuda12.6-cudnn9-devel
 
-RUN apt update && apt install -y \
+RUN apt-get update && apt-get install -y \
     git fish tmux curl ffmpeg \
     libgl1-mesa-glx libglib2.0-0 \
-    build-essential ninja-build python3.10-venv
-
-# Create user
+    build-essential ninja-build python3.10-venv \
+    && rm -rf /var/lib/apt/lists/*
+    
+# Create non-root user
 RUN useradd -m -u 1000 user
-USER user
-WORKDIR /home/user
 
 # Create HF cache with correct ownership
 ENV HF_HOME=/home/user/.cache/huggingface
-RUN mkdir -p $HF_HOME
+RUN mkdir -p $HF_HOME && chown -R user:user /home/user
 
 # Thread settings
 ENV OMP_NUM_THREADS=1
 ENV MKL_NUM_THREADS=1
 ENV NUMEXPR_NUM_THREADS=1
 
+# Switch to user before creating venv
+USER user
+WORKDIR /home/user/app
+
 # Create virtualenv
 RUN python3 -m venv /home/user/venv
 ENV PATH="/home/user/venv/bin:$PATH"
 
 # Dependencies
-COPY --chown=user requirements.txt .
+COPY --chown=user:user requirements.txt .
 RUN pip install --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 
 # Copy app
-COPY --chown=user . .
+COPY --chown=user:user . .
 
 EXPOSE 7860
 CMD ["python3", "app.py"]