⌨️ How to use
Move mode Drag nodes around
Add mode Click canvas → name node
Link mode Click 2 nodes to connect
Delete mode Click node/link to remove
Dbl-click Rename a node
Scroll Zoom in/out
Drag canvas Pan view
A Add mode
L Link mode
M Move mode
Del Delete selected
Esc Back to Move
Click node color dot
to cycle colors.
Auto-saves locally.