Update Dockerfile

Dockerfile

@@ -20,7 +20,8 @@ RUN pip install --no-cache-dir --upgrade pip && \
         accelerate \
         qwen-vl-utils[decord]==0.0.8 \
         fastapi \
-        uvicorn[standard] 
+        uvicorn[standard] \
+        pillow  # Added to support PIL for image processing
 
 # Copy application files
 COPY --chown=user . /app