sdk(astro,nextjs): add astro sdk and ensure window.op always first on nextjs

packages/sdks/astro/src/asto-utils.ts

@@ -0,0 +1,7 @@
+const BLACKLISTED_PROPS = ['class'];
+
+export function filterProps(props: Record<string, unknown>) {
+  return Object.fromEntries(
+    Object.entries(props).filter(([key]) => !BLACKLISTED_PROPS.includes(key)),
+  );
+}