Integrate GitHub actions

.github/workflows/build-flp.yml

@@ -0,0 +1,20 @@
+name: FlipperZero
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Build
+      uses: oleksiikutuzov/flipperzero-ufbt-action@v1
+      with:
+        channel: release