# Editor Quick Checklist

1. Select 2-3 paragraphs, open block menu, convert to code block.
Expected: merged into 1 code block, selection remains on that block.

2. Select 2-3 contiguous blocks, click move up/down.
Expected: all selected blocks move together in one step.

3. Select 2-3 contiguous blocks, drag using the block handle.
Expected: drag preview shows "will move N blocks", all blocks move together.

4. Select multiple blocks, run copy/delete/duplicate from block menu.
Expected: operation applies to all selected blocks.

5. After each multi-block action, press `Ctrl/Cmd + Z` once.
Expected: the full action is reverted in one undo step.

6. Open block menu and expand "查看快捷键".
Expected: shortcuts are visible and menu remains usable.
