Update (keywords): new logic

app/Models/RssPost.php

@@ -69,6 +69,11 @@ class RssPost extends Model implements Feedable
         'keyword_saved',
     ];
 
+    public function entities_keywords()
+    {
+        return $this->hasMany(RssPostKeyword::class);
+    }
+
     public function category()
     {
         return $this->belongsTo(Category::class);