feat: preload content on hover, making navigation effectively instant.

[lotusk08]

Description

I discovered a library called InstantClick. Although it's outdated, I found its logic impressive. After making some enhancements, I renamed it InstantView and added it to my fork of the Chirpy theme website.

With this implementation, internal links load instantly after a click. I'm eager to share it for discussion here.

You can see how it works at:

See full here: https://www.dropbox.com/scl/fi/i62m31dmd9pom91lbqvlm/2025-05-06-09.28.28.mp4?rlkey=gvwree69u6nel57omtd9zvj99&e=2&st=at071j34&dl=0

Feel free to test it here: https://dev.lotusk08-github-io.pages.dev/