From 7d5325eb863c6e0311d53201061e52da2ff32afc Mon Sep 17 00:00:00 2001
From: Will Meister <william.k.meister@gmail.com>
Date: Tue, 22 Sep 2020 18:11:36 -0500
Subject: [PATCH] Adding action to publish image to dockerhub on merge to
 testnet branch (#29)

* adding action to publish image to dockerhub on merge to testnet
---
 .github/workflows/dockerhub-build-push.yml | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 .github/workflows/dockerhub-build-push.yml

diff --git a/.github/workflows/dockerhub-build-push.yml b/.github/workflows/dockerhub-build-push.yml
new file mode 100644
index 0000000000000..f008494ee0fa5
--- /dev/null
+++ b/.github/workflows/dockerhub-build-push.yml
@@ -0,0 +1,27 @@
+name: Build & Push to DockerHub
+
+on:
+  push:
+    branches:
+      - testnet
+
+jobs:
+  build:
+    name: Build & Push to DockerHub
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup node
+        uses: actions/setup-node@v1
+
+      - name: Login to DockerHub Registry
+        run: echo ${{ secrets.DOCKERHUB_ACCESS_TOKEN_SECRET }} | docker login -u ${{ secrets.DOCKERHUB_ACCESS_TOKEN_USERNAME}} --password-stdin
+
+      - name: Build and push Optimistic Ethereum Node image to DockerHub
+        run: |
+          docker build -t ethereumoptimism/optimistic-ethereum-node:latest .
+          docker push ethereumoptimism/optimistic-ethereum-node:latest
+
+      - name: Logout of DockerHub
+        run: docker logout