Update the web v2 version to work more seamlessly with Comfy's new front-end

[yolain]

What's updated

1. The code has been rewritten using the vue3 framework.
2. Beautify the right-click menu and allow custom nodes to be sorted A-Z.
3. Added some shortcut keys (e.g: Align nodes in selection, Shift key and click the center point of the connection to convert it to get set nodes).
4. Chain get node and set node with parent nodes. Credit by ComfyUI-mape-Helpers
5. Added statistics time in node.
6. Re-designed the node of the easy stylesSelector.
7. Add settings to manage the shortcut keys and some other settings. (If the official Keybinding settings management is added it may be adjusted accordingly.)
8. Add nodes map management to manage groups and nodes on comfyui left sidebar
   Add nodes map management to manage groups and nodes on comfyui left sidebar ComfyUI-Easy-Use-Frontend#2