Find low competitive keyword and keep posting new content with on page seo.
new domain = more to scale
Just keep building quality links. id u didn't do that... just hire someone to check ur Onpage SEO
I think it’s just Google taking its time. Still, you should share a few links on social media, it might help. Also, I would check the website in an on-page SEO checker tool, as it can help you identify any potential problems.