added github actions

.github/workflows/maven.yml

@@ -0,0 +1,32 @@
+# This workflow will build a Java project with Maven
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven
+
+name: Build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Start MongoDB
+      uses: supercharge/[email protected]
+      with:
+        mongodb-version: '4.2'
+
+    - name: Set up JDK
+      uses: actions/setup-java@v2
+      with:
+        java-version: '8'
+        distribution: 'adopt'
+
+    - name: Build with Maven
+      run: mvn -B package --file pom.xml

README.md

@@ -1,5 +1,5 @@
 [![Maven Central](https://img.shields.io/maven-central/v/com.bol/spring-data-mongodb-encrypt.svg)](http://search.maven.org/#search%7Cga%7C1%7Ccom.bol)
-
+[![Build](https://github.com/bolcom/spring-data-mongodb-encrypt/actions/workflows/maven.yml/badge.svg)](https://github.com/bolcom/spring-data-mongodb-encrypt/actions)
 
 # spring-data-mongodb-encrypt