update docker images in use

.circleci/config.yml

@@ -3,7 +3,7 @@ version: 2.1
 jobs:
   deploy:
     docker:
-      - image: cimg/base:2020.09
+      - image: cimg/base:2021.03
     working_directory: ~/website
     steps:
       - checkout
@@ -23,7 +23,6 @@ jobs:
               cat >> $BASH_ENV \<< EOF
             export SITEURL="https://staging.offen.dev"
             export BUCKET="web-staging"
-            export DISTRIBUTION="E13I20LK8ASYFH"
             export ROBOTS_FILE="robots.txt.staging"
             export OFFEN_ACCOUNT_ID="8f7ee44a-4cd8-47f2-a77e-8c7c98d46b89"
             EOF

Dockerfile.python

@@ -1,6 +1,9 @@
-FROM nikolaik/python-nodejs:python3.7-nodejs12
+FROM nikolaik/python-nodejs:python3.8-nodejs14
 
-RUN npm install -g postcss-cli@^6.1.3 autoprefixer@^9.7.0 cssnano@^4.1.10
+RUN npm install -g \
+  autoprefixer@^9.7.0 \
+  cssnano@^4.1.10 \
+  postcss-cli@^6.1.3
 
 ENV PATH="/root/.local/bin:$PATH"
 ENV NODE_PATH="/usr/lib/node_modules"

build/Dockerfile

@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.7-nodejs12
+FROM nikolaik/python-nodejs:python3.8-nodejs14
 
 ENV PATH "/root/.local/bin:$PATH"
 ENV NODE_PATH="/usr/lib/node_modules"