move package installation to docker image to avoid on every run

.buildkite/pipeline.yaml

@@ -10,18 +10,15 @@ steps:
   - label: ":chains: End-to-End Tests"
     command:
       # TODO: Remove hacky chmod for BuildKite
-      - "echo \"--- Installing packages, & setup\""
+      - "echo '--- Setup'"
       - "chmod +x ./scripts/ci/*.sh"
       - "chmod +x ./scripts/*"
-      - "apt-get update"
-      - "apt-get -y install build-essential python3-dev libffi-dev python-pip python-setuptools sqlite3 libssl-dev python-virtualenv libjpeg-dev libxslt1-dev uuid-runtime"
-      # dependencies for chrome (installed by puppeteer)
-      - "apt-get -y install gconf-service libasound2 libatk1.0-0 libatk-bridge2.0-0 libc6 libcairo2 libcups2 libdbus-1-3 libexpat1 libfontconfig1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget"
+      - "echo '--- Install js-sdk'"
       - "./scripts/ci/install-deps.sh"
       - "./scripts/ci/end-to-end-tests.sh"
     plugins:
       - docker#v3.0.1:
-          image: "node:10"
+          image: "matrixdotorg/riotweb-ci-e2etests-env:latest"
 
   - label: ":karma: Tests"
     agents:

scripts/ci/Dockerfile

@@ -0,0 +1,9 @@
+# Update on docker hub with the following commands in the directory of this file:
+# docker build -t matrixdotorg/riotweb-ci-e2etests-env:latest .
+# docker log
+# docker push matrixdotorg/riotweb-ci-e2etests-env:latest
+FROM node:10
+RUN apt-get update
+RUN apt-get -y install build-essential python3-dev libffi-dev python-pip python-setuptools sqlite3 libssl-dev python-virtualenv libjpeg-dev libxslt1-dev uuid-runtime
+# dependencies for chrome (installed by puppeteer)
+RUN apt-get -y install gconf-service libasound2 libatk1.0-0 libatk-bridge2.0-0 libc6 libcairo2 libcups2 libdbus-1-3 libexpat1 libfontconfig1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget

scripts/ci/end-to-end-tests.sh

@@ -25,7 +25,7 @@ RIOT_WEB_DIR=riot-web
 REACT_SDK_DIR=`pwd`
 
 
-echo "--- Building copy of Riot"
+echo "--- Building Riot"
 scripts/ci/build.sh
 # run end to end tests
 echo "--- Fetching end-to-end tests from master"