feat(user): badge icon urls and wear medal chrome

Extend badge dictionary with optional icon_url, prefer aksrt_wear_badge
when assigned, and render medal images in identity chips.

inc/classes/settings/class-aksrt-settings-user-runtime.php

@@ -120,7 +120,7 @@ class AKSRT_Settings_User_Runtime {
      * @return array{
      *   verify:array{enabled:bool,public_display:bool,badge_text:string,accept_email_verified:bool,require_manual_review:bool},
      *   level:array{enabled:bool,public_display:bool,source:string,label_prefix:string,thresholds:array<int,int>},
-     *   badge:array{enabled:bool,public_display:bool,limit:int,dictionary:array<int,array{slug:string,label:string,tone:string}>},
+     *   badge:array{enabled:bool,public_display:bool,limit:int,dictionary:array<int,array{slug:string,label:string,tone:string,icon_url?:string}>},
      *   report:array{enabled:bool,public_entry:bool,public_notice:bool,ban_notice_text:string,categories:array<int,array{slug:string,label:string}>}
      * }
      */
@@ -238,7 +238,7 @@ class AKSRT_Settings_User_Runtime {
     }
 
     /**
-     * @return array<int,array{slug:string,label:string,tone:string}>
+     * @return array<int,array{slug:string,label:string,tone:string,icon_url:string}>
      */
     public static function parse_badge_dictionary(string $raw): array {
         $lines = preg_split('/[\r\n]+/', $raw, -1, PREG_SPLIT_NO_EMPTY);
@@ -254,6 +254,7 @@ class AKSRT_Settings_User_Runtime {
             $slug = sanitize_key((string) $parts[0]);
             $label = sanitize_text_field((string) $parts[1]);
             $tone = isset($parts[2]) ? sanitize_key((string) $parts[2]) : 'neutral';
+            $icon_url = isset($parts[3]) ? esc_url_raw((string) $parts[3]) : '';
 
             if ($slug === '' || $label === '') {
                 continue;
@@ -264,9 +265,10 @@ class AKSRT_Settings_User_Runtime {
             }
 
             $items[] = [
-                'slug'  => $slug,
-                'label' => $label,
-                'tone'  => $tone,
+                'slug'     => $slug,
+                'label'    => $label,
+                'tone'     => $tone,
+                'icon_url' => $icon_url,
             ];
         }