How to seo a site generated mostly by javascript?

@bertha 

Optimizing a site generated mostly by JavaScript for search engines requires some additional steps compared to traditional HTML-based websites. Here are some tips to help you SEO a JavaScript-generated site:

1. Prerendering: Use prerendering techniques to generate static HTML versions of your JavaScript-generated pages. This allows search engines to crawl and index your website more effectively. Several prerendering services and tools are available that can help with this.
2. Progressive Enhancement: Implement progressive enhancement by ensuring your website works without JavaScript as well. While search engines can execute JavaScript to some extent, not all JavaScript features are fully supported. By offering a functional version of your website without JavaScript, search engines can better understand and index your content.
3. Content and Metadata: Place important content and metadata within HTML tags. Search engines prioritize the content within HTML tags and may not fully parse or execute JavaScript to find content. Ensure all essential information, including titles, headings, meta descriptions, and important text, is present within the HTML markup.
4. Site Architecture: Create a clear and intuitive site architecture that allows search engine crawlers to easily navigate through your website. Use traditional HTML links instead of relying solely on JavaScript-based navigation menus and interactions.
5. Implement Schema Markup: Use structured data markup, such as JSON-LD or microdata, to provide additional context and information about your content to search engines. Schema markup helps search engines understand your content better and can improve your chances of appearing in rich snippets and other enhanced search results.
6. Speed Optimization: Optimize your website for speed and performance. JavaScript-heavy sites can sometimes have slower load times. Minimize and compress your JavaScript code, optimize images, leverage browser caching, and employ other speed optimization techniques to enhance the user experience and improve search engine rankings.
7. Monitor Indexing: Regularly monitor the indexing of your JavaScript-generated pages using tools like Google Search Console. Check for any crawling or indexing issues specific to JavaScript rendering and address them promptly.
8. Backlinks and Promotion: Implement traditional SEO practices such as building quality backlinks, promoting your website through social media, and creating unique and valuable content. These methods can help increase the visibility and authority of your JavaScript-generated site.

Remember, while search engines have become better at rendering JavaScript, it's essential to follow these best practices to ensure that your site is effectively optimized for search engine visibility and performance.