Create maven.yml

.github/workflows/maven.yml

@@ -0,0 +1,26 @@
+name: Java CI
+
+on: [push]
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v1
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11
+
+      - name: Build with Maven
+        run: mvn -B package --file pom.xml
+
+      - run: mkdir -p target
+
+      - uses: actions/upload-artifact@master
+        with:
+          name: MapReflectionAPI
+          path: target