Create maven.yml

Trying GitHub Actions

Author: jponge

.github/workflows/maven.yml

@@ -0,0 +1,21 @@
+name: Java CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    
+    strategy:
+      matrix:
+        java: [1.8, 11]
+    
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up JDK ${{ matrix.java }}
+      uses: actions/setup-java@v1
+      with:
+        java-version: ${{ matrix.java }}
+    - name: Build with Maven and Java ${{ matrix.java }} 
+      run: mvn -B package --file pom.xml