Customize Toolbar Buttons
This example shows how to disable relation-graph's built-in toolbar and replace it with custom controls mounted through `RGSlotOnView`. It combines `RGToolBar`, two `RGMiniToolBar` variants, shared React state for mirrored favorite buttons, and a toggleable `RGMiniView` with light SCSS styling.
Custom Toolbar Buttons with a Toggleable Minimap
What This Example Builds
This example builds a small graph viewer that hides relation-graph’s default toolbar and replaces it with custom overlay controls. Users see a centered sample graph, a vertical mini toolbar on the top left, a standard toolbar, and a second mini toolbar on the top right that can show or hide a minimap. The key lesson is how to reuse relation-graph’s toolbar containers as shells for project-specific buttons instead of