Docker build/push ... try #1

.github/workflows/push-master.yml

@@ -31,6 +31,19 @@ jobs:
         yarn install --immutable | grep -v 'YN0013'
         yarn ${{ matrix.step }}
 
+  # only run on "CI skip", i.e. when the actual version has been bumped to release/stable
+  docker:
+    name: docker
+    if: "startsWith(github.event.head_commit.message, '[CI Skip] release/') && github.repository == 'polkadot-js/apps'"
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: docker
+      env:
+        DOCKER_PASS: ${{ secrets.DOCKER_PASS }}
+      run: |
+        ./scripts/docker.sh
+
   # only run on "CI skip", i.e. when the actual version has been bumped to release/stable
   electron:
     strategy:
@@ -49,7 +62,6 @@ jobs:
         run: |
           mkdir -p ~/private_keys/
           echo '${{ secrets.API_KEY }}' > ~/private_keys/AuthKey_${{ secrets.API_KEY_ID }}.p8
-
       - name: Build/release Electron app
         uses: samuelmeuli/action-electron-builder@v1
         with:

scripts/docker.sh

@@ -0,0 +1,40 @@
+#!/user/bin/env bash
+# Copyright 2017-2020 @polkadot/apps authors & contributors
+# This software may be modified and distributed under the terms
+# of the Apache-2.0 license. See the LICENSE file for details.
+
+# fail fast on any non-zero exits
+set -e
+
+# the docker image name and dockerhub repo
+NAME="polkadot-js-apps"
+REPO="jacogr"
+
+# extract the current npm version from package.json
+VERSION=$(cat package.json \
+  | grep version \
+  | head -1 \
+  | awk -F: '{ print $2 }' \
+  | sed 's/[",]//g' \
+  | sed 's/ //g')
+
+# helper function for the build logic
+function build () {
+  echo "*** Building $NAME"
+  docker build -t $NAME .
+}
+
+# helper function for the publishing logic
+function publish () {
+  docker login -u $REPO -p $DOCKER_PASS
+
+  echo "*** Tagging $REPO/$NAME"
+  docker tag $NAME $REPO/$NAME:$VERSION
+  docker tag $NAME $REPO/$NAME
+
+  echo "*** Publishing $NAME"
+  docker push $REPO/$NAME
+}
+
+build
+publish