Attach binaries to releases

Signed-off-by: Marat Radchenko <marat@slonopotamus.org>

Author: slonopotamus

.github/workflows/macos.yml

@@ -15,11 +15,19 @@ jobs:
       - uses: actions/setup-go@v2
         with:
           go-version: "1.20"
-      - run: go build -o bin/${{ matrix.arch }}/ ./cmd/containerd ./cmd/ctr
+      - run: |
+          go build -o bin/containerd-${{ matrix.arch }} ./cmd/containerd
+          go build -o bin/ctr-${{ matrix.arch }} ./cmd/ctr
         env:
           GOOS: darwin
           GOARCH: ${{ matrix.arch }}
       - uses: actions/upload-artifact@v3
         with:
           name: ${{ matrix.arch }}
           path: bin/*
+      - uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: bin/*
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}