chore(react): port data part of server API

packages/commons/src/lib/attribute_names.ts

@@ -42,6 +42,7 @@ type Labels = {
     // Note-type specific
     webViewSrc: string;
     readOnly: boolean;
+    mapType: string;
 }
 
 /**

packages/commons/src/lib/server_api.ts

@@ -260,3 +260,16 @@ export interface RelationMapPostResponse {
     relations: RelationMapRelation[];
     inverseRelations: Record<string, string>;
 }
+
+export interface NoteMapLink {
+    key: string;
+    sourceNoteId: string;
+    targetNoteId: string;
+    name: string;
+}
+
+export interface NoteMapPostResponse {
+    notes: string[];
+    links: NoteMapLink[];
+    noteIdToDescendantCountMap: Record<string, number>;
+}