Run maven verify on push

.github/workflows/maven.yml

@@ -0,0 +1,20 @@
+name: scalatest-maven-plugin
+
+on: [push]
+
+jobs:
+  verify:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: git
+        uses: actions/checkout@v2
+
+      - name: java
+        uses: actions/[email protected]
+        with:
+          java-version: '8'
+
+      - name: maven
+        run: mvn -B clean verify --file pom.xml