Add sports-match type, device tracking, profile visits, and share refactor

- New SportsMatch model/controller and sports UI components/modal
- Move share-modal to a reusable x-share-modal/x-share-button component
- Add VideoSharedWithUser notification and share-to-members flow
- Device/user-agent tracking on views, downloads, share accesses
- ProfileVisit model + migration; subscription source tracking
- Email thumbnail support; remove stale TODO files

app/Http/Controllers/MediaController.php

@@ -190,6 +190,25 @@ class MediaController extends Controller
         return $this->fileResponse($local);
     }
 
+    public function sportsImage(string $filename, NasSyncService $nas): Response
+    {
+        // Format: "users/{slug}/sports/{matchId}/{key}.{ext}"
+        if (str_starts_with($filename, 'users/')) {
+            $local = storage_path('app/' . $filename);
+
+            if (! file_exists($local)) {
+                @mkdir(dirname($local), 0755, true);
+                // NAS path is identical to the relative path stored in DB
+                $nas->ensureLocalAsset($local, $filename);
+                if (! file_exists($local)) abort(404);
+            }
+
+            return $this->fileResponse($local);
+        }
+
+        abort(404);
+    }
+
     // ── Helper ────────────────────────────────────────────────────────────────
 
     private function fileResponse(string $path): Response