Convert to GitHub Actions from Travis CI.

.github/FUNDING.yml

@@ -1,4 +1,4 @@
 # These are supported funding model platforms
-
+---
 github: geerlingguy
 patreon: geerlingguy

.github/workflows/build.yml

@@ -0,0 +1,55 @@
+---
+name: Build
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+  schedule:
+    - cron: "10 2 * * 0"
+
+jobs:
+  # Test the image builds and works correctly.
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Test building image.
+        run: docker build -t docker-ansible .
+
+      - name: Run the built image.
+        run: docker run --name test-container -d --privileged -v /sys/fs/cgroup:/sys/fs/cgroup:ro docker-ansible
+
+      - name: Verify Ansible is accessible in the built image.
+        run: docker exec --tty test-container env TERM=xterm ansible --version
+
+  # If on master branch, build and release image.
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    needs: test
+    if: github.ref == 'refs/heads/master'
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: docker/setup-qemu-action@v1
+      - uses: docker/setup-buildx-action@v1
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push image.
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ github.repository }}:latest

README.md

@@ -1,6 +1,6 @@
 # CentOS 8 Ansible Test Image
 
-[![Build Status](https://travis-ci.com/geerlingguy/docker-centos8-ansible.svg?branch=master)](https://travis-ci.com/geerlingguy/docker-centos8-ansible) [![Docker Automated build](https://img.shields.io/docker/automated/geerlingguy/docker-centos8-ansible.svg?maxAge=2592000)](https://hub.docker.com/r/geerlingguy/docker-centos8-ansible/)
+[![CI](https://github.com/geerlingguy/docker-centos8-ansible/workflows/Build/badge.svg?branch=master&event=push)](https://github.com/geerlingguy/docker-centos8-ansible/actions?query=workflow%3ABuild) [![Docker pulls](https://img.shields.io/docker/pulls/geerlingguy/docker-centos8-ansible)](https://hub.docker.com/r/geerlingguy/docker-centos8-ansible/)
 
 CentOS 8 Docker container for Ansible playbook and role testing.