Changed example number

bot/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.9
+FROM python:3.7
 
 # Adding trusting keys to apt for repositories
 RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
@@ -26,8 +26,9 @@ ENV DISPLAY=:99
 
 RUN mkdir /app
 ADD requirements.txt /app
-ADD *.py /app/
 RUN pip install -r /app/requirements.txt
+ADD *.py /app/
+
 
 WORKDIR /app