fixed docker issues

Dockerfile

@@ -7,10 +7,9 @@ ENV PORT=8080
 
 # Create a non-root user
 RUN useradd -m -u 1000 user
-USER user
-ENV PATH="/home/user/.local/bin:$PATH"
 
-WORKDIR /app
+# Switch to root for system installations
+USER root
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y \
@@ -19,6 +18,12 @@ RUN apt-get update && apt-get install -y \
     ffmpeg \
     && rm -rf /var/lib/apt/lists/*
 
+# Switch back to non-root user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+WORKDIR /app
+
 # Copy requirements and install Python dependencies
 COPY --chown=user:users requirements.txt /app/requirements.txt
 RUN pip install --no-cache-dir --upgrade pip && pip install --no-cache-dir -r requirements.txt
@@ -33,4 +38,4 @@ RUN mkdir -p outputs temp
 EXPOSE 8080
 
 # Run the application
-CMD ["python", "app.py"]
+CMD ["python", "app.py"]