Beautify the connection between nodes

[mnixry]

In many node editor, the connections between nodes are mostly curves rather than straight lines
Visually, this can achieve better results. Can you consider using Bezier curves, etc. instead of the current straight line connection?

There are some examples:

• Github workflow preview:
  
• Bolt editor for Unity3D:
  
• Node editor for Blender:
  

[remcoplasmeyer]

hi @mnixry, I see Vue is in your skills list. The line is defined here: https://github.com/remcoplasmeyer/flowy-vue/blob/master/src/components/FlowyNode.vue#L218

Sadly I don't have time to fulfill your request as of now, I'll gladly review a PR, let me know if you're considering to contribute.