[FEATURE REQUEST] Supercharged Headers

[Kani]

Supercharged Headers
To avoid this:

[Kani]

Im currently using this snippet:

/* Prepend text to h2 headers */
.markdown-rendered h2::after, .HyperMD-header-2::after, h2::after {
  content: "️Insert Icon";

[Emile van Krieken]

Sorry, I have trouble understanding what the request is. Can you expend on this?