Share retained stroke face framebuffer helper

docs/modernization/tasks.md

@@ -509,6 +509,13 @@ Done Checks:
 
 Progress Notes:
 
+- 2026-06-13: `Canvas::stroke_draw` main and dual live-pass per-face
+  framebuffer begin/end execution plus pad-face array assembly now route
+  through `legacy_canvas_stroke_execution_services.h`; shader activation
+  timing, texture/sampler binding, framebuffer ownership, and final draw
+  execution remain local to `Canvas`. Next slice should target the remaining
+  pass-level texture binding or final composite setup without reopening the
+  newer pad, dirty, or commit helpers.
 - 2026-06-13: `Canvas::stroke_draw` current and dual stroke per-face
   framebuffer/sample callback ordering now routes through
   `legacy_canvas_stroke_execution_services.h`; framebuffer ownership, shader