TASKS: T32b passes review

TASKS.md

@@ -116,7 +116,7 @@ Per-component lines live in `tasks/`. Tags there:
 - [x] T31c Project · Plans
 - [x] T31d Project · Time and databases
 - [x] T32a Canvas · Plane — `tasks/ch31-43.md`
-- [ ] T32b Canvas · Tools
+- [x] T32b Canvas · Tools — `tasks/ch31-43.md`
 - [ ] T32c Canvas · Panels
 - [ ] T32d Canvas · Graphs and boards
 - [ ] T33 DB & Dev Tools
@@ -376,3 +376,4 @@ Per-component lines live in `tasks/`. Tags there:
 | T32a | 1 | FAIL | the plain wheel panned against every scroll box; the handlers panned from the render's viewport, so events within a frame overwrote each other; the fit's cap at one went untested |
 | T32a | 2 | PASS | |
 | T32b | 1 | FAIL | handles drawn for a multi-selection fell through to a marquee; the palette ran past a 280px box; an open pen path outlived the tool |
+| T32b | 2 | PASS | |