Fix dockerfile

Author: GabiAndi

Dockerfile

@@ -4,6 +4,6 @@ USER root
 
 COPY . /pycamp/telegram_bot
 WORKDIR /pycamp/telegram_bot
-RUN pip3 install -U .
+RUN pip3 install -U -e .
 
 CMD [ "python", "bin/run_bot.py" ]