Feature: Click on Line to Select

**Is your feature request related to a problem? Please describe.**
Stroke/object bounding boxes often intersect, making selection difficult.

**Describe the solution you'd like**
Rather than using bounding boxes for selection, it should be possible to click on the lines composing an object to select it.

**Describe existing solutions that have this feature**
Excalidraw

**Additional context**
N/A