feat: enhance blog functionality with markdown rendering and bundling

- Updated build process to bundle main and blog scripts separately using esbuild.
- Modified HTML files to reference new bundled JavaScript files for improved performance.
- Implemented a new blogPage.js script to handle markdown rendering and copy functionality.
- Replaced inline markdown rendering with JSON payloads for better separation of content and presentation.
- Added Prism.js for syntax highlighting in blog posts.
- Improved CSS styles for better layout and scrolling behavior on blog pages.

website/styles/main.css

@@ -604,6 +604,7 @@ body.blog-page {
         var(--grid-size) var(--grid-size),
         var(--grid-size) var(--grid-size);
     background-repeat: repeat;
+    background-attachment: scroll;
     background-position: 0 0, 0 0, 0 0, 0 0;
     background-color: var(--bg);
 }