Add release workflow triggered by tag pushes

- Automates build, UPX compression, and GitHub release creation.
- Includes code checkout, Go setup, and caching.

.github/workflows/release.yml

@@ -0,0 +1,51 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  build-and-release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "1.20"
+
+      - name: Install UPX
+        run: sudo apt-get install -y upx
+
+      - name: Cache Go modules
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cache/go-build
+            ${{ github.workspace }}/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Build and compress binaries
+        run: make build
+
+      - name: Generate Release Info
+        run: echo ${{ github.sha }} > build/Release.txt
+
+      - name: Test Release Info
+        run: cat build/Release.txt
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            build/*
+            LICENSE
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}