Extract stroke dual pass boundary

docs/modernization/tasks.md

@@ -509,6 +509,12 @@ Done Checks:
 
 Progress Notes:
 
+- 2026-06-13: `Canvas::stroke_draw()` dual-brush replay now routes shader
+  setup, brush-tip texture binding, live-pass execution, and brush-tip
+  unbinding through `execute_legacy_canvas_stroke_dual_pass(...)`; the live
+  adapter still owns the concrete texture callbacks and face-frame replay.
+  Next slice should target another narrow `stroke_draw()` seam without
+  reopening landed pad or sample helpers.
 - 2026-06-13: `Canvas::stroke_draw()` now routes the pad-stroke destination
   texture dispatch through a local helper lambda, so the repeated bind/unbind
   callback construction is centralized while the pad executor still owns the