Update dependencies and import plugin types from @objectstack/spec

Co-authored-by: huangyiirene <7665279+huangyiirene@users.noreply.github.com>

Author: Copilot

packages/foundation/core/package.json

@@ -23,7 +23,7 @@
   },
   "dependencies": {
     "@objectql/types": "workspace:*",
-    "@objectstack/spec": "^0.1.2",
+    "@objectstack/spec": "^0.2.0",
     "@objectstack/runtime": "^0.1.1",
     "@objectstack/objectql": "^0.1.1",
     "js-yaml": "^4.1.0",

packages/foundation/types/package.json

@@ -27,7 +27,7 @@
     "test": "jest --passWithNoTests"
   },
   "dependencies": {
-    "@objectstack/spec": "^0.1.2"
+    "@objectstack/spec": "^0.2.0"
   },
   "devDependencies": {
     "ts-json-schema-generator": "^2.4.0"

packages/foundation/types/src/plugin.ts

@@ -8,6 +8,33 @@
 
 import { IObjectQL } from './app';
 
+// Import plugin types from @objectstack/spec (the protocol standard)
+export type {
+    PluginContextData,
+    PluginLifecycleHooks,
+    PluginDefinition,
+} from '@objectstack/spec';
+
+/**
+ * @deprecated Legacy plugin interface. Use PluginDefinition from @objectstack/spec instead.
+ * 
+ * This interface is maintained for backward compatibility with existing plugins.
+ * New plugins should implement PluginDefinition with lifecycle hooks (onEnable, onDisable, etc.)
+ * instead of the legacy setup() method.
+ * 
+ * @example Migration from legacy to new:
+ * // Old way (deprecated):
+ * export class MyPlugin implements ObjectQLPlugin {
+ *   name = 'my-plugin';
+ *   setup(app: IObjectQL) { ... }
+ * }
+ * 
+ * // New way (recommended):
+ * export default {
+ *   id: 'my-plugin',
+ *   onEnable: async (context) => { ... }
+ * } satisfies PluginDefinition;
+ */
 export interface ObjectQLPlugin {
     name: string;
     setup(app: IObjectQL): void | Promise<void>;