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feat: render the canvas in a shadow root - #702

Draft

stravo1 wants to merge 12 commits into

frappe:developfrom

stravo1:canvas-shadow-dom

Draft

feat: render the canvas in a shadow root#702
stravo1 wants to merge 12 commits into
frappe:developfrom
stravo1:canvas-shadow-dom

Commits on Jul 29, 2026
- feat: prototype shadow DOM canvas isolation as an alternative to iframes
  stravo1
  committed
  396cf91
- feat: make shadow DOM canvas the default, add Run/Stop/Refresh controls
  stravo1
  committed
  8be841d
- refactor: move client script run/stop into the command palette
  stravo1
  committed
  bdd4911
- fix: page script document.body pointing at the wrong shadow-root child
  stravo1
  committed
  8770b39
- fix: remount the block tree when scripts stop
  stravo1
  committed
  7ec5e8b
- style: tighten comments across the shadow-DOM canvas work
  stravo1
  committed
  1364272
- fix: gate client script CSS behind Run/Stop, not always on
  stravo1
  committed
  bd83f5e
- feat: add keyboard shortcuts for client script Run/Stop
  stravo1
  committed
  964f71e
- refactor: unify client script Run/Stop and hold-preview onto one shortcut
  stravo1
  committed
  c7f88f6
- fix: remove unused shortcut
  stravo1
  committed
  1297fc5
- perf: share canvas stylesheets across shadow roots
  
  stravo1
  and
  claude
  committed
  f6fcae1
- feat: render hover, active and focus styles in canvas preview
  
  stravo1
  and
  claude
  committed
  772595b