Function syncEmbeddedToolTheme

app.js:820–831

(theme)

}

function syncEmbeddedToolTheme(theme) {
  if (!toolOverlay) return;
  // Sync to any loaded frames; this keeps them consistent even while hidden.
  const frames = [toolFramePixelForge, toolFrameBitCanvas, toolFrameTftGif].filter(Boolean);
  frames.forEach((frame) => {
    try {
      frame.contentWindow?.postMessage({ type: "displaykitTheme", theme }, "*");
    } catch {
      // ignore
    }
  });
}

function requestToolExport(toolKey) {
  const frame = getToolFrameEl(toolKey);