aisman

Session 72, Step 3: Bug fixes: fa-spin, edit-note guard, focused class, project switch, Ctrl+Enter, dialog shortcuts, auto-move, localStorage
- Redefine .fa-spin animation in _shared.scss
- Fix edit-user-note: only editable when it is also the latest note overall
- AIM-1143 Focus propagation: .focused class on Workflow issue frame when child control is focused
- AIM-1142 Project-scoped localStorage for issues, sessions, and user stories
- AIM-1095 Enter key scroll-to-top or toggle expand/collapse
- AIM-1096 Keyboard shortcuts C/N/P/E/D with confirmation dialogs
- AIM-1097 Auto-move selection after issue processed
- AIM-1092 Remember selected issue per session in localStorage
- AIM-1094 Preselected issue auto-scroll to top on render
- AIM-1084 Fix diff line alignment with empty placeholder lines
- AIM-1085 Fix diff-match-patch to highlight word/char changes within lines