Update Dockerfile

Dockerfile

@@ -10,7 +10,9 @@ COPY . ./
 ENV GOOGLE_APPLICATION_CREDENTIALS "./token.json"
 
 RUN chmod u+w static/uploaded_videos/ \
-    && chown -R 1000:1000 static/uploaded_videos/
+    && chown -R 1000:1000 static/uploaded_videos/ \
+    && chmod u+w static/cartoonized_images/ \
+    && chown -R 1000:1000 static/cartoonized_images/
 
 RUN apt-get update && apt-get install -y \
     libglib2.0-0 \
@@ -25,4 +27,4 @@ RUN pip install -r requirements.txt
 # webserver, with one worker process and 8 threads.
 # For environments with multiple CPU cores, increase the number of workers
 # to be equal to the cores available.
-CMD exec gunicorn --bind 0.0.0.0:7860 --workers 1 --threads 8 --timeout 0 app:app
+CMD exec gunicorn --bind 0.0.0.0:7860 --workers 1 --threads 8 --timeout 0 app:app