MarkdownPreviewEnhanced 0.1.9
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- fix: keep only super+shift+m default keybinding (issue #6)
- fix(scroll-sync): use window.scrollTo, add debug logging, skip mermaid/echarts/math in block scan
- feat(scroll-sync): inject data-line on all block elements, restore bidirectional scroll
- fix(scroll-sync): tag scroll direction to break ST↔browser feedback loop
- chore: restore debug logging on master
