initial github build workflow

.github/workflows/build.yml

@@ -0,0 +1,44 @@
+name: Main
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.22'
+      - name: Build arm64
+        env:
+          GOOS: linux
+          GOARCH: arm64
+          CGO_ENABLED: 0
+        run: go build -ldflags="-s -w" -o vallox-mqtt-arm64 .
+      - name: Build arm
+        env:
+          GOOS: linux
+          GOARCH: arm
+          CGO_ENABLED: 0
+        run: go build -ldflags="-s -w" -o vallox-mqtt-arm .
+      - name: Build amd64
+        env:
+          GOOS: linux
+          GOARCH: amd64
+          CGO_ENABLED: 0
+        run: go build -ldflags="-s -w" -o vallox-mqtt-amd64 .
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            vallox-mqtt-arm64
+            vallox-mqtt-arm
+            vallox-mqtt-amd64
+          draft: true
+          generate_release_notes: true