Merge pull request #36 from apache/dependabot/maven/protobuf/com.google.protobuf-protobuf-java-3.16.3

Bump protobuf-java from 2.5.0 to 3.16.3 in /protobuf
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..51d4b58
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,26 @@
+---
+name: Java CI
+
+on: [push]
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-18.04, macOS-latest, windows-2016]
+        java: [7, 8, 11, 15]
+      fail-fast: false
+      max-parallel: 4
+    name: Test JDK ${{ matrix.java }}, ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v1
+      - name: Set up JDK
+        uses: actions/setup-java@v1
+        with:
+          java-version: ${{ matrix.java }}
+      - name: Test with Maven
+        run: mvn test -B --file pom.xml
+
+...
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