Better navigation card style

[XJY00]

Is your feature request related to a problem?

At present, the preview effect of clicking on the link cards under the category is very monotonous
Can custom ICONS and card background images be supported? Real-time preview of web page snapshot screenshots is optional

Describe the solution you'd like

• Custom Icons
• More API get Icons
• web site snapshut custom option
• Set the background for uploading image files locally
• Slash / Collections Drag sort

Additional context