feat: add PNG/SVG export and expandable card property tips

Toolbar exports PNG (fit+raster) and SVG; card click expands full fields, hover shows property tooltips, double-click opens the editor.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
oliver 2026-09-17 10:43:33 +08:00
parent 23ff27122f
commit 4c9bd5b86f
22 changed files with 978 additions and 315 deletions

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