Add github action

.github/workflows/build.yml

@@ -0,0 +1,19 @@
+on: [push]
+name: Build
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [1.22.x]
+        platform: [ubuntu-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: ${{ matrix.go-version }}
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - run: go mod download
+      - name: Build
+        run: go build ./cmd/app/main.go