use latest docker image, update pip

Author: sspickle

Dockerfile

@@ -6,6 +6,8 @@ WORKDIR /app
 
 COPY ./requirements.txt /app
 
+RUN pip install -U pip
+
 RUN pip install -r requirements.txt
 
 COPY . /app

docker-compose.yml

@@ -15,7 +15,7 @@ services:
     command: gcloud beta emulators datastore start --host-port=0.0.0.0:8081 --project glowscript-dev
 
   flask:
-    image: us.gcr.io/glowscript-py38/glowscript-flask:0.1
+    image: us.gcr.io/glowscript-py38/glowscript-flask:latest
     ports:
     - 8080:8080
     links: