Create a go action

.github/workflows/go.yml

@@ -0,0 +1,55 @@
+# This workflow will build a golang project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
+
+name: Go
+
+on: push
+
+defaults:
+ run:
+  shell: bash
+
+jobs:
+  Build:
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-24.04, ubuntu-24.04-arm]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - run: git config --global core.autocrlf input
+    - uses: actions/checkout@v4
+      with:
+        ref: ${{ github.ref_name }}
+    - uses: actions/setup-go@v5
+      with:
+        go-version: 'stable'
+
+    - name: build dnssd
+      run: |
+        cd cmd/dnssd
+        mkdir bin
+        go build -o bin .
+        mv bin/dnssd bin/dnssd-${{ runner.os }}-${{ runner.arch }}
+
+    - name: Upload artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: dnssd-${{ runner.os }}-${{ runner.arch }}
+        path: cmd/dnssd/bin/dnssd*
+
+  Upload:
+    runs-on: ubuntu-latest
+    needs:
+      - Build
+    if: ${{ github.ref_type == 'tag' }}
+    steps:
+    - name: Download All Artifacts
+      uses: actions/download-artifact@v4
+      with:
+        path: artifact
+        pattern: dnssd-*
+        merge-multiple: true
+    - name: Release
+      uses: softprops/action-gh-release@v2
+      with:
+        files: artifact/dnssd-*