chore: bump 1.9.2, safe discoverPlugins with error handling

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@erp/plugin-sdk",
-  "version": "1.9.1",
+  "version": "1.9.2",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "bin": {

src/backend/services/core.service.ts

@@ -22,7 +22,6 @@ export class CoreService {
     const coreUrl = process.env.CORE_BACKEND_URL || 'http://localhost:3001';
     const store = requestContext.getStore();
     const authHeader = store?.get('authorization');
-
     const headers = {
       'Content-Type': 'application/json',
       ...(authHeader ? { 'Authorization': authHeader } : {}),
@@ -169,8 +168,14 @@ export class CoreService {
   }
 
   async discoverPlugins(): Promise<any[]> {
+    try {
       const response = await this.fetchCore('/api/plugins/discovery');
-    return response.data || response || [];
+      if (Array.isArray(response)) return response;
+      if (response && Array.isArray(response.data)) return response.data;
+      return [];
+    } catch {
+      return [];
+    }
   }
 
   async findPluginsByEvent(eventName: string): Promise<any[]> {