[ANY] added actions workflow

.github/workflows/push.yml

@@ -0,0 +1,26 @@
+name: push
+on: push
+jobs:
+  launcher:
+    name: Launcher
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+
+    - name: Cache Gradle
+      uses: actions/cache@v1
+      with:
+        path: ~/.gradle/caches
+        key: gravit-${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}-mods-1_7_10
+
+    - name: Set up JDK 11
+      uses: actions/setup-java@v1
+      with:
+        java-version: 11
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+
+    - name: Build with Gradle
+      run: ./gradlew build