add workflow

Author: bin-r00t

.github/workflows/build.yml

@@ -0,0 +1,10 @@
+name: Build
+on: push
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+        - name: Checkout code
+          uses: actions/checkout@v3
+        - name: Echo
+          run: echo "code downloaded!"