v1.2.9: mermaid diagrams, math editor, external viewer, manual notebook sort, heading hotkeys

src/lib/types.ts

@@ -86,6 +86,8 @@ export interface VaultState {
   notelist_width: number;
   sidebar_collapsed: boolean;
   collapsed_notebooks: string[];
+  notebook_sort_mode?: string;
+  notebook_order?: Record<string, number>;
 }
 
 export interface SearchResult {