Update Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.8.5
+FROM python:3.7.15
 
 RUN apt-get update && \
     apt-get install -y git pkg-config libsystemd-dev
@@ -15,9 +15,5 @@ WORKDIR /app/opentrons
 # Install dependencies and setup
 RUN make setup-py
 
-# Run gradio ui
-RUN pip install gradio requests
-RUN python app.py
-
 # Run the server
 RUN make -C robot-server dev