required refactor of how the graph data structure is handled by nl

does optimizations for large graphs while keeping the normal process for smaller graphs
also reinstates nl shapes in settings

fixes crashing of tsserver and prettifier in vscode due to large files being indexed

(cherry picked from commit b3fa44e3)

using floating ui for popups, dialog, dropdowns and tooltips

(cherry picked from commit 165975d3)

(cherry picked from commit 80876922)

ensure drag image is shown in all browsers and use the correct offset

(cherry picked from commit a3a5894b)

(cherry picked from commit 0519fe60)

(cherry picked from commit f307ae4a)

This reverts commit f307ae4a.

This reverts commit 0519fe60.

This reverts commit a3a5894b.