add release flow

.gitea/workflows/release.yml

@@ -0,0 +1,37 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  release:
+    name: Build & publish
+    runs-on: Linux-Runner
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.22'
+
+      - name: Cross-compile
+        shell: bash
+        run: |
+          tag="${GITHUB_REF#refs/tags/}"
+          mkdir -p dist
+          CGO_ENABLED=0 GOOS=linux   GOARCH=amd64 go build -ldflags "-s -w" -o "dist/judge-linux-amd64"       ./cmd/cli
+          CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "-s -w" -o "dist/judge-windows-amd64.exe" ./cmd/cli
+          ls -la dist/
+
+      - name: Create release
+        uses: https://gitea.com/actions/gitea-release-action@main
+        with:
+          files: |-
+            dist/judge-linux-amd64
+            dist/judge-windows-amd64.exe
+          api_key: ${{ secrets.RELEASE_TOKEN }}
+          title: ${{ github.ref_name }}