Link hero badge and simplify pagination label

Constrain tree wallpaper to content area

Revert "Brighten desktop wish sidebar"

Brighten desktop wish sidebar

Remove sidebar panel shadow

Adjust wish panel contrast and pagination

Refine mobile wish cards and panel contrast

Speed up wish card filter transition

Improve tree card readability and fulfilled wish styling

Localize wish detail labels in the tree view

Fix mobile wish card detail overlay

feat: add loading skeleton shell and card enter animations to TreeView

feat: show wish detail as hover popover on cards instead of left sidebar

feat: US-005 - Add delete button with 7-day undo banner

feat: US-003 - Add extensible status filter to tree view

refactor: replace single tree with mini-tree wallpaper background and card grid

feat: US-010 - Add mobile responsive layout and final polish

feat: US-008 - Build wish detail panel and wish creation form

feat: US-007 - Build wish tree page with hero, tree visualization, and pagination

feat: US-004 - Set up Vue router, Pinia stores, and axios instance