[Feature] Improved LQIP

frzi.medium.com/lqip-css-73dc6dda2529 This LQIP solution performs better with a smaller CSS footprint.I used the script https://github.com/radishzzz/astro-theme-retypeset/blob/master/scripts%2Fapply-lqip.ts to implement adding LQIP values to "external images within articles" during the build process.

https://x.com/radishzz_/status/2002647033086464476