⚡
Edits go live as you type — nothing to run, nothing to reload.
🔢
Drag any number to change it (tap it on a touchscreen for a slider).
Click a colour swatch to open a picker.
#
A # 0<x<1 comment sets a number's slider range.
●
If an edit breaks, the badge keeps running the last working code
(● marks that) and the error is pinned to its line.
💾
Edits autosave as drafts; Ctrl+S keeps them as a snippet.