Update Docker images

.gitlab-ci.yml

@@ -46,7 +46,7 @@ build:
     expire_in: 7 days
 
 build_logo:
-  image: ubuntu:19.10
+  image: ubuntu:20.04
   stage: build
   before_script:
     - apt update && apt install -y inkscape make wget unzip
@@ -87,7 +87,7 @@ pages:
       - public
 
 deploy_pypi:
-  image: python:3.6-alpine
+  image: python:3.8-alpine
   stage: deploy
   only:
     variables:

cicd/python-build/Dockerfile

@@ -1,6 +1,6 @@
-FROM ubuntu:18.04
+FROM ubuntu:20.04
 
-MAINTAINER sumner "https://gitlab.com/sumner"
+LABEL maintainer sumner "https://gitlab.com/sumner"
 
 RUN apt update && \
     export TZ=America/Denver DEBIAN_FRONTEND=noninteractive && \