Update Dockerfile

Dockerfile

@@ -20,7 +20,7 @@ RUN pip install flask-cors
 
 # Copy the file creation and application startup scripts
 COPY --chown=user start.sh start.sh
-COPY --chown=user /FUNCTIONS/functions.py FUNCTIONS/functions.py
+COPY --chown=user /FUNCTIONS/functions.py /FUNCTIONS/functions.py
 COPY --chown=user app.py app.py
 COPY --chown=user /FUNCTIONS/FUNCTIONS.txt /FUNCTIONS/FUNCTIONS.txt