diff --git a/.bazelversion b/.bazelversion
new file mode 100644
index 00000000..21574090
--- /dev/null
+++ b/.bazelversion
@@ -0,0 +1 @@
+0.22.0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..33c9622a
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,75 @@
+# This is a basic workflow to help you get started with Actions
+
+name: CI
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the master branch
+on:
+  push:
+    branches:
+      - master
+      - main
+      - release*
+  pull_request:
+    branches:
+      - master
+      - main
+jobs:
+  test-macos:
+    runs-on: macos-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+    - name: Mount caches
+      uses: actions/cache@v2
+      with:
+        path: |
+          "/home/runner/.cache/bazel"
+          "/home/runner/.m2/repository"
+        key: caches-${{ runner.os }}
+    - name: Install bazelisk
+      run: |
+        curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.5.0/bazelisk-darwin-amd64"
+        mkdir -p "${GITHUB_WORKSPACE}/bin/"
+        mv bazelisk-darwin-amd64 "${GITHUB_WORKSPACE}/bin/bazel"
+        chmod a+x "${GITHUB_WORKSPACE}/bin/bazel"
+        echo "::set-env name=BAZELISK_GITHUB_TOKEN::${{ secrets.GITHUB_TOKEN }}"
+        "${GITHUB_WORKSPACE}/bin/bazel" version
+    - name: Build All
+      run: |
+        "${GITHUB_WORKSPACE}/bin/bazel" build //...
+    - name: Test All
+      run: |
+        "${GITHUB_WORKSPACE}/bin/bazel" test //...
+
+  test-linux:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+    - name: Mount caches
+      uses: actions/cache@v2
+      with:
+        path: |
+          "/home/runner/.cache/bazel"
+          "/home/runner/.m2/repository"
+        key: caches-${{ runner.os }}
+    - name: Install bazelisk
+      run: |
+        curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.5.0/bazelisk-linux-amd64"
+        mkdir -p "${GITHUB_WORKSPACE}/bin/"
+        mv bazelisk-linux-amd64 "${GITHUB_WORKSPACE}/bin/bazel"
+        chmod a+x "${GITHUB_WORKSPACE}/bin/bazel"
+        echo "::set-env name=BAZELISK_GITHUB_TOKEN::${{ secrets.GITHUB_TOKEN }}"
+        "${GITHUB_WORKSPACE}/bin/bazel" version
+    - name: Build All
+      run: |
+        "${GITHUB_WORKSPACE}/bin/bazel" build //...
+    - name: Test All
+      run: |
+        "${GITHUB_WORKSPACE}/bin/bazel" test //...
+