Enable GitHub actions

Author: jonashackt

.github/workflows/maven.yml

@@ -0,0 +1,18 @@
+name: github
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+
+    - uses: actions/checkout@v2
+
+    - name: Set up JDK 15
+      uses: actions/setup-java@v1
+      with:
+        java-version: 15
+
+    - name: Build with Maven
+      run: mvn -B install --no-transfer-progress --file pom.xml

README.md

@@ -1,5 +1,6 @@
 Multiple Spring Boot servers that are secured with different client certificates - called by RestTemplate
 =============================
+[![Build Status](https://github.com/jonashackt/spring-boot-rest-clientcertificates-docker-compose/workflows/github/badge.svg)](https://github.com/jonashackt/spring-boot-rest-clientcertificates-docker-compose/actions)
 [![Build Status](https://travis-ci.com/jonashackt/spring-boot-rest-clientcertificates-docker-compose.svg?branch=master)](https://travis-ci.com/jonashackt/spring-boot-rest-clientcertificates-docker-compose)
 [![renovateenabled](https://img.shields.io/badge/renovate-enabled-yellow)](https://renovatebot.com)