feat(core): 新增store

packages/core/src/Node.ts

@@ -22,6 +22,7 @@ import type { EventItemConfig, MComponent, MContainer, MPage } from '@tmagic/sch
 
 import type App from './App';
 import type Page from './Page';
+import Store from './Store';
 
 interface NodeOptions {
   config: MComponent | MContainer;
@@ -39,6 +40,7 @@ class Node extends EventEmitter {
   public page?: Page;
   public parent?: Node;
   public app: App;
+  public store = new Store();
 
   constructor(options: NodeOptions) {
     super();

packages/core/src/Store.ts

@@ -0,0 +1,11 @@
+export default class Store {
+  private data: Record<string, any> = {};
+
+  public set(key: string, value: any) {
+    this.data[key] = value;
+  }
+
+  public get(key: string) {
+    return this.data[key];
+  }
+}