Move github workflow to workflows dir

.github/workflows/check.yml

@@ -0,0 +1,25 @@
+name: Check
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Setup Android SDK Tools
+        uses: android-actions/setup-android@v2
+
+      - name: Setup Java JDK
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: '11'
+          cache: 'gradle'
+
+      - name: Run tests
+        run: ./gradlew check --no-daemon