ci: Initial build script

.github/workflows/github-actions.yml

@@ -0,0 +1,60 @@
+name: Build and Release Go App
+
+on:
+  push:
+    tags:
+      - 'v*'  # Runs only when a new version tag is pushed
+
+jobs:
+  build:
+    name: Build Go App
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        goarch: [amd64]
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+
+      - name: Set environment variables
+        run: |
+          echo "GOOS=${{ runner.os == 'Windows' && 'windows' || runner.os == 'macos' && 'darwin' || 'linux' }}" >> $GITHUB_ENV
+          echo "GOARCH=${{ matrix.goarch }}" >> $GITHUB_ENV
+
+      - name: Build application
+        run: |
+          mkdir -p dist
+          go build -C ./src -o dist/alma-${{ env.GOOS }}-${{ env.GOARCH }}${{ env.GOOS == 'windows' && '.exe' || '' }}
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: app-${{ env.GOOS }}-${{ env.GOARCH }}
+          path: src/dist/*
+
+  release:
+    name: Create GitHub Release
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: dist
+
+      - name: Create release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: dist/**/*
+          draft: false
+          prerelease: false
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+