fix add package to path

Author: neagualexa

Dockerfile

@@ -50,6 +50,8 @@ COPY --from=builder ${VIRTUAL_ENV} ${VIRTUAL_ENV}
 COPY --from=models ${NLTK_DATA} ${NLTK_DATA}
 COPY --from=models ${MODEL_PATH} ${MODEL_PATH}
 
+RUN export PYTHONPATH=$PYTHONPATH:/app/app
+
 # Set permissions so files and directories can be accessed on AWS
 RUN chmod 644 $(find ./app/ -type f)
 RUN chmod 755 $(find ./app/ -type d)