add larastan hints

Author: freekmurze

src/Models/Activity.php

@@ -59,6 +59,9 @@ public function __construct(array $attributes = [])
         parent::__construct($attributes);
     }
 
+    /**
+     * @return MorphTo<Model, $this>
+     */
     public function subject(): MorphTo
     {
         if (config('activitylog.subject_returns_soft_deleted_models')) {
@@ -68,6 +71,9 @@ public function subject(): MorphTo
         return $this->morphTo();
     }
 
+    /**
+     * @return MorphTo<Model, $this>
+     */
     public function causer(): MorphTo
     {
         return $this->morphTo();

src/Traits/CausesActivity.php

@@ -4,9 +4,12 @@
 
 use Illuminate\Database\Eloquent\Relations\MorphMany;
 use Spatie\Activitylog\ActivitylogServiceProvider;
+use Spatie\Activitylog\Models\Activity;
+
 
 trait CausesActivity
 {
+    /** @return MorphMany<Activity, $this> */
     public function actions(): MorphMany
     {
         return $this->morphMany(