fix: trash duplicate path, journal tabs, today undefined, mouse back, inbox search

- Trash: removed duplicate fsPath display, folders/files open by clicking icon/name
- Trash: removed separate 'Open' button, only restore/delete right-aligned
- Trash: added ReadTrashFileContent binding + preview for files
- Trash: breadcrumb path under title, compact date display
- Journal: split into 'Предложения' + 'Журнал работы' tabs
- Journal: suggestions tab opens by default
- Today: fixed undefined in feed (null-guard on eventType/title)
- Today: improved event type label readability (blue badge style)
- Today: folder_deleted clicks navigate to trash
- Mouse Back: added mouseup fallback for Wails compat, handle button 3/4
- SearchNodes: case-insensitive with LOWER()
- Inbox assign: added search hint placeholder

internal/core/nodes/repository.go

@@ -221,7 +221,7 @@ func (r *Repository) CountChildren(parentID string, types ...string) (int, error
 // Search finds active nodes whose title contains the query (case-insensitive).
 func (r *Repository) Search(query string, limit int) ([]Node, error) {
 	q := `SELECT ` + nodeColumns + ` FROM nodes
-		WHERE deleted_at IS NULL AND title LIKE ? ORDER BY sort_order, title LIMIT ?`
+		WHERE deleted_at IS NULL AND LOWER(title) LIKE LOWER(?) ORDER BY sort_order, title LIMIT ?`
 	rows, err := r.db.Query(q, "%"+query+"%", limit)
 	if err != nil {
 		return nil, err