add test and build automation (workflow)

.github/workflows/main.yml

@@ -0,0 +1,46 @@
+name: Actions 😎
+
+on:
+  pull_request: {}
+  push: { branches: [main, develop] }
+
+jobs:
+  readmeWorkflow:
+    name: Readme Workflow ✨
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Restore Library cache
+      - uses: actions/cache@v2
+        with:
+          path: Library
+          key: Library-${{ hashFiles('Assets/**', 'Packages/**', 'ProjectSettings/**') }}
+          restore-keys: |
+            Library-
+            
+      # Test
+      - name: Run tests
+        uses: game-ci/unity-test-runner@v2
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+        with:
+          githubToken: ${{ secrets.GITHUB_TOKEN }}
+
+      # Build
+      - name: Build project
+        uses: game-ci/unity-builder@v2
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
+        with:
+          targetPlatform: StandaloneWindows64 
+          targetPlatform: Android 
+
+      # Output
+      - uses: actions/upload-artifact@v2
+        with:
+          name: Build
+          path: build