Hover toolbar, selection states, and active config indicators
| Icon | Action | Description |
|---|---|---|
| 🔍 | Inspect | Select node & open detail side-panel |
| T | Toggle Trace | Enable/disable capture of input+output for this processor |
| ✎ | Configure Tap | Open tap expression editor for this processor |
| ⋯ | More | Copy processor ID, jump to code, view in search |