Add store selection to API permissions

- Add store_id and store_name columns to wp_dutchie_api_permissions
- Backend: Add /stores endpoint, require store_id when creating permissions
- Frontend: Add store selector dropdown to API Permissions form
- WordPress plugin v1.3.0: Remove store_id from shortcodes (store is tied to token)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

wordpress-plugin/dutchie-menus.php

@@ -3,7 +3,7 @@
  * Plugin Name: Dutchie Menus
  * Plugin URI: https://creationshop.io
  * Description: Display cannabis product menus from your Dutchie scraper with Elementor integration
- * Version: 1.2.0
+ * Version: 1.3.0
  * Author: Creationshop
  * Author URI: https://creationshop.io
  * License: GPL v2 or later
@@ -15,7 +15,7 @@ if (!defined('ABSPATH')) {
     exit; // Exit if accessed directly
 }
 
-define('DUTCHIE_MENUS_VERSION', '1.2.0');
+define('DUTCHIE_MENUS_VERSION', '1.3.0');
 define('DUTCHIE_MENUS_API_URL', 'https://dispos.crawlsy.com/api');
 define('DUTCHIE_MENUS_PLUGIN_DIR', plugin_dir_path(__FILE__));
 define('DUTCHIE_MENUS_PLUGIN_URL', plugin_dir_url(__FILE__));
@@ -177,7 +177,6 @@ class Dutchie_Menus_Plugin {
      */
     public function products_shortcode($atts) {
         $atts = shortcode_atts([
-            'store_id' => get_option('dutchie_default_store_id', 1),
             'category_id' => '',
             'limit' => 12,
             'columns' => 3,