If you lot direct keep a await at the manifest schema for a SPFx spider web share at that spot are a brace of settings you lot mightiness desire to direct keep a await at.
hiddenFromToolbox
If hiddenFromToolbox is laid upwards to "true", the spider web share volition non hold out visible inwards the modern SharePoint toolbox. Very useful for spider web parts you lot provision automatically on pages, only don’t desire users to add together themselves.
supportsFullBleed
If supportsFullBleed is laid upwards to "true", the spider web share tin hold out added to a amount page width zone on a modern page inwards a communication site, spanning from the left margin to the correct margin without whatever white space.
Thanks for reading : Two Spfx Manifest Settings Y'all Powerfulness Non Hold Upward Aware Of