v0.2.2

更新内容

• docs: define adaptive text bubble tail geometry
• docs: plan adaptive text bubble tail implementation
• feat: add Shottr-style macOS image editor
• docs: define text insertion viewport focus
• docs: plan text insertion viewport focus
• feat: focus text insertion at actual size
• docs: define editor manual zoom floor
• docs: plan editor manual zoom floor
• feat: enforce editor manual zoom floor
• feat: complete Shottr-style editor tools
• feat: polish macOS image editor and add marketing copy
• feat: add closed shape style presets
• fix: stabilize closed shape style controls
• feat: add directional markup handle cursors
• fix: refine resize cursor artwork
• fix: align corner resize cursor axes
• fix: enable direct ellipse editing
• feat: duplicate markup layers with command d
• fix: enable snapping in direct shape tools
• feat: enhance markup line tool
• fix: restore line tool interaction consistency
• feat(mac): improve image overlay and dynamic canvas
• fix(mac): fit canvas after pasting image
• fix(mac): reliably fit canvas after image paste
• fix(mac): zoom smoothly from fitted canvas
• fix(mac): preserve screenshot backing pixels