"See" a user on the initial page load too

src/Api/Middleware/LoginWithHeader.php

@@ -23,8 +23,7 @@ class LoginWithHeader
             ($accessToken = AccessToken::where('id', $token)->first())) {
             $this->actor->setUser($user = $accessToken->user);
 
-            $user->last_seen_time = time();
+            $user->updateLastSeen()->save();
-            $user->save();
         }
 
         return $next($request);

src/Core/Models/User.php

@@ -404,6 +404,13 @@ class User extends Model
         return $this;
     }
 
+    public function updateLastSeen()
+    {
+        $this->last_seen_time = time();
+
+        return $this;
+    }
+
     /**
      * Check whether or not the user is an administrator.
      *

src/Web/Middleware/LoginWithCookie.php

@@ -19,6 +19,8 @@ class LoginWithCookie
         if (($token = $request->cookie('flarum_remember')) &&
             ($accessToken = AccessToken::where('id', $token)->first())) {
             $this->actor->setUser($accessToken->user);
+
+            $user->updateLastSeen()->save();
         }
 
         return $next($request);