Add github action (#238)

* Add github action

* Update badge

* Add JDK 11 test before JDK 8 test

.github/workflows/maven.yml

@@ -0,0 +1,39 @@
+# This workflow will build a Java project with Maven, and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-maven
+
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: Java CI with Maven
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+        cache: maven
+    - name: Build with Maven
+      run: mvn -B -Popendj package --file pom.xml
+    - name: Set up JDK 8
+      uses: actions/setup-java@v3
+      with:
+        java-version: '8'
+        distribution: 'temurin'
+        cache: maven
+    - name: Build with Maven
+      run: mvn -B -Popendj package --file pom.xml

README.md

@@ -1,6 +1,6 @@
 # LDAP Synchronization Connector
 
-[![Build Status](https://travis-ci.org/lsc-project/lsc.svg?branch=master)](https://travis-ci.org/lsc-project/lsc)
+[![Build Status](https://github.com/lsc-project/lsc/actions/workflows/maven.yml/badge.svg)](https://github.com/lsc-project/lsc/actions/workflows/maven.yml)
 
 Full HTML documentation is available at https://lsc-project.org/