Dashboard widget improvements and download counter feature (v0.3.7)

- Fixed: Dashboard widget "View All Licenses" link used wrong page slug
- Fixed: Download links in customer account resulted in 404 errors
- Removed: Redundant "Status Breakdown" section from dashboard widget
- Changed: License Types section now uses card style layout
- Added: Download counter for licensed product versions
- Added: Download Statistics admin dashboard widget
- Updated translations (356 strings)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/Frontend/DownloadController.php

@@ -35,6 +35,9 @@ final class DownloadController
         // Add download endpoint
         add_action('init', [$this, 'addDownloadEndpoint']);
 
+        // Register query var for the endpoint
+        add_filter('query_vars', [$this, 'addDownloadQueryVar']);
+
         // Handle download requests
         add_action('template_redirect', [$this, 'handleDownloadRequest']);
     }
@@ -47,6 +50,15 @@ final class DownloadController
         add_rewrite_endpoint('license-download', EP_ROOT | EP_PAGES);
     }
 
+    /**
+     * Register the download query var
+     */
+    public function addDownloadQueryVar(array $vars): array
+    {
+        $vars[] = 'license-download';
+        return $vars;
+    }
+
     /**
      * Handle download request
      */
@@ -160,8 +172,12 @@ final class DownloadController
         $downloadUrl = $version->getDownloadUrl();
 
         if ($attachmentId) {
+            // Increment download count before serving
+            $this->versionManager->incrementDownloadCount($versionId);
             $this->serveAttachment($attachmentId, $version->getVersion());
         } elseif ($downloadUrl) {
+            // Increment download count before redirect
+            $this->versionManager->incrementDownloadCount($versionId);
             // Redirect to external URL
             wp_redirect($downloadUrl);
             exit;