Integrate selected builds with candidate workflows

examples/releasekit-binary.json

@@ -0,0 +1,9 @@
+{
+  "product": "Example",
+  "remote": "origin",
+  "build": {
+    "main_package": "./cmd/example",
+    "binary_name": "example",
+    "targets": ["linux/amd64", "linux/arm64", "darwin/arm64"]
+  }
+}