chore: rename package from @hykocx/zen to @zen/core

Update all references across source files, documentation, and
configuration to reflect the new package scope and name. This includes
updating `.npmrc` registry config, install instructions, module
examples, and all import path comments throughout the codebase.

src/modules/index.js

@@ -4,8 +4,8 @@
  * 
  * NOTE: Individual modules (like invoice) should NOT be exported from here.
  * Access module functionality directly via:
- * - import { ... } from '@hykocx/zen/modules/invoice'
- * - Or use the dynamic registry functions from @hykocx/zen/core/modules
+ * - import { ... } from '@zen/core/modules/invoice'
+ * - Or use the dynamic registry functions from @zen/core/core/modules
  */
 
 // Module registry

src/modules/modules.actions.js

@@ -5,7 +5,7 @@
  * External modules registered via zen.config.js are resolved through the runtime registry.
  *
  * Usage:
- *   import { getModuleActions } from '@hykocx/zen/modules/actions';
+ *   import { getModuleActions } from '@zen/core/modules/actions';
  *   const { getInvoiceByToken } = getModuleActions('invoice');
  */
 

src/modules/modules.metadata.js

@@ -5,7 +5,7 @@
  * External modules registered via zen.config.js are resolved through the runtime registry.
  *
  * Usage:
- *   import { getMetadataGenerator } from '@hykocx/zen/modules/metadata';
+ *   import { getMetadataGenerator } from '@zen/core/modules/metadata';
  *   const fn = getMetadataGenerator('invoice', 'payment');
  *   const meta = await fn(params.token);
  */

src/modules/page.js

@@ -5,16 +5,16 @@
  * Users can simply re-export this in their app/zen/[...zen]/page.js:
  * 
  * ```javascript
- * export { default, generateMetadata } from '@hykocx/zen/modules/page';
+ * export { default, generateMetadata } from '@zen/core/modules/page';
  * ```
  * 
  * Module actions are loaded from the static modules.actions.js registry.
  */
 
-import { PublicPagesLayout, PublicPagesClient } from '@hykocx/zen/modules/pages';
-import { getMetadataGenerator } from '@hykocx/zen/modules/metadata';
-import { getAppConfig } from '@hykocx/zen';
-import { getModuleActions } from '@hykocx/zen/modules/actions';
+import { PublicPagesLayout, PublicPagesClient } from '@zen/core/modules/pages';
+import { getMetadataGenerator } from '@zen/core/modules/metadata';
+import { getAppConfig } from '@zen/core';
+import { getModuleActions } from '@zen/core/modules/actions';
 
 /**
  * Per-module path configuration.

src/modules/posts/README.md

@@ -353,7 +353,7 @@ import {
   upsertPost,       // Créer ou mettre à jour (idempotent)
   getPosts,         // Liste avec pagination
   deletePost,       // Supprimer
-} from '@hykocx/zen/modules/posts/crud';
+} from '@zen/core/modules/posts/crud';
 ```
 
 ### `upsertPost(postType, rawData, uniqueField)`
@@ -384,7 +384,7 @@ Si les posts liés n'existent pas encore, les créer d'abord avec `upsertPost` p
 
 ```js
 // src/cron/fetch-cves.js
-import { upsertPost } from '@hykocx/zen/modules/posts/crud';
+import { upsertPost } from '@zen/core/modules/posts/crud';
 
 export async function fetchAndImportCVEs() {
   const response = await fetch('https://api.example.com/cves/recent');
@@ -428,7 +428,7 @@ export async function fetchAndImportCVEs() {
 ### Exemple : fetcher d'actualités avec source
 
 ```js
-import { upsertPost } from '@hykocx/zen/modules/posts/crud';
+import { upsertPost } from '@zen/core/modules/posts/crud';
 
 export async function fetchAndImportActualites(sourceName, articles) {
   // S'assurer que la source existe

src/modules/posts/admin/PostCreatePage.js

@@ -3,7 +3,7 @@
 import React, { useState, useEffect } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { Button, Card } from '../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 import { getTodayString } from '../../../shared/lib/dates.js';
 import PostFormFields from './PostFormFields.js';
 

src/modules/posts/admin/PostEditPage.js

@@ -3,7 +3,7 @@
 import React, { useState, useEffect } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { Button, Card } from '../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 import { formatDateForInput, formatDateTimeForInput } from '../../../shared/lib/dates.js';
 import PostFormFields from './PostFormFields.js';
 

src/modules/posts/admin/PostsIndexPage.js

@@ -4,7 +4,7 @@ import React, { useState, useEffect } from 'react';
 import { useRouter } from 'next/navigation';
 import { Book02Icon, Layers01Icon } from '../../../shared/Icons.js';
 import { Card, Button } from '../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 
 /**
  * Posts index page — shows all configured post types.

src/modules/posts/admin/PostsListPage.js

@@ -4,7 +4,7 @@ import React, { useState, useEffect } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { PlusSignCircleIcon, PencilEdit01Icon, Delete02Icon, Layers01Icon } from '../../../shared/Icons.js';
 import { Table, Button, Card, Pagination } from '../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 import { formatDateForDisplay, formatDateTimeForDisplay } from '../../../shared/lib/dates.js';
 
 /**

src/modules/posts/api.js

@@ -29,7 +29,7 @@ import {
   validateUpload,
   FILE_TYPE_PRESETS,
   FILE_SIZE_LIMITS
-} from '@hykocx/zen/storage';
+} from '@zen/core/storage';
 
 import { getPostsConfig, getPostType } from './config.js';
 

src/modules/posts/categories/admin/CategoriesListPage.js

@@ -4,7 +4,7 @@ import React, { useState, useEffect } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { PlusSignCircleIcon, PencilEdit01Icon, Delete02Icon } from '../../../../shared/Icons.js';
 import { Table, Button, StatusBadge, Card, Pagination } from '../../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 
 function getPostTypeFromPath(pathname) {
   const segments = (pathname || '').split('/').filter(Boolean);

src/modules/posts/categories/admin/CategoryCreatePage.js

@@ -3,7 +3,7 @@
 import React, { useState } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { Button, Card, Input, Textarea } from '../../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 
 function getPostTypeFromPath(pathname) {
   const segments = (pathname || '').split('/').filter(Boolean);

src/modules/posts/categories/admin/CategoryEditPage.js

@@ -3,7 +3,7 @@
 import React, { useState, useEffect } from 'react';
 import { useRouter, usePathname } from 'next/navigation';
 import { Button, Card, Input, Textarea } from '../../../../shared/components';
-import { useToast } from '@hykocx/zen/toast';
+import { useToast } from '@zen/core/toast';
 
 function getParamsFromPath(pathname) {
   const segments = (pathname || '').split('/').filter(Boolean);

src/modules/posts/categories/crud.js

@@ -3,7 +3,7 @@
  * Categories are scoped by post_type.
  */
 
-import { query } from '@hykocx/zen/database';
+import { query } from '@zen/core/database';
 
 /**
  * Create a new category for a post type.

src/modules/posts/crud.js

@@ -4,8 +4,8 @@
  * Relation fields are stored in zen_posts_relations (many-to-many).
  */
 
-import { query } from '@hykocx/zen/database';
-import { deleteFile } from '@hykocx/zen/storage';
+import { query } from '@zen/core/database';
+import { deleteFile } from '@zen/core/storage';
 import { getPostType } from './config.js';
 
 function slugify(text) {

src/modules/posts/db.js

@@ -3,7 +3,7 @@
  * Creates zen_posts and zen_posts_category tables.
  */
 
-import { query } from '@hykocx/zen/database';
+import { query } from '@zen/core/database';
 import { getPostsConfig } from './config.js';
 
 async function tableExists(tableName) {