Create build-versions.js

Author: huangshuwei

Diff for: build/build-versions.js

@@ -0,0 +1,14 @@
+const fse = require("fs-extra");
+const path = require("path");
+
+const docVersions = require("../package.json").docVersions;
+
+// build versions
+function buildVersions() {
+    fse.writeFileSync(
+        path.join(__dirname, "../examples/public/versions.json"),
+        JSON.stringify(docVersions),
+    );
+}
+
+buildVersions();