ci: Fix docker image pushing to Docker Hub (#1781)

* Create docker-publish.yml

* update

* update

* Update CHANGELOG.md

* change linux version

* update access token

* add correct tags

* add latest tag

* switch image_name

* Update CHANGELOG.md

* nit

* add multi-platform

* reduce platforms

* remove arm7

* remove arm64

* only build on Intel

* Nit

* Update docker-publish.yml

* allow latest tag to be set automatically

Author: cbaker6

.github/workflows/docker-publish.yml

@@ -0,0 +1,56 @@
+name: docker
+
+on:
+  schedule:
+    - cron: '19 17 * * *' # Nightly builds capture upstream updates to dependency images such as node.
+  push:
+    branches: [ master ]
+    tags: [ '*.*.*' ]
+  pull_request:
+    branches: [ master ]
+
+env:
+  REGISTRY: docker.io
+  IMAGE_NAME: parseplatform/parse-dashboard
+
+
+jobs:
+  build:
+
+    runs-on: ubuntu-18.04
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        id: qemu
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Log into Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          platforms: linux/amd64
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

CHANGELOG.md

@@ -5,6 +5,7 @@
 
 ## New Features
 ## Improvements
+- CI now pushes docker images to Docker Hub (Corey Baker) [#1781](https://github.com/parse-community/parse-dashboard/pull/1781)
 - Add CI check to add changelog entry (Manuel Trezza) [#1764](https://github.com/parse-community/parse-dashboard/pull/1764)
 - Refactor: uniform issue templates across repos (Manuel Trezza) [#1767](https://github.com/parse-community/parse-dashboard/pull/1767)
 - fix: date cell value not selected on double clicks (fn-faisal) [#1730](https://github.com/parse-community/parse-dashboard/pull/1730)