update user_stats table migration: change 'last_read_notification_id' and 'last_read_notification_activity_id' to have 0 default value; update non_negative_columns constraint to include 'last_read_notification_id' and 'last_read_notification_activity_id'

Author: ChristianDelvianto

database/migrations/2026_10_11_160008_create_user_stats_table.php

@@ -18,8 +18,8 @@ public function up(): void
             $table->unsignedBigInteger('following_count')->default(0);
             $table->unsignedBigInteger('notifications_count')->default(0);
             $table->unsignedBigInteger('posts_count')->default(0);
-            $table->unsignedBigInteger('last_read_notification_id')->nullable();
-            $table->unsignedBigInteger('last_read_notification_activity_id')->nullable();
+            $table->unsignedBigInteger('last_read_notification_id')->default(0); // Easy to compare
+            $table->unsignedBigInteger('last_read_notification_activity_id')->default(0); // Easy to compare
             $table->timestamps();
 
             // Indexes
@@ -35,6 +35,8 @@ public function up(): void
                 AND following_count >= 0
                 AND notifications_count >= 0
                 AND posts_count >= 0
+                AND last_read_notification_id >= 0
+                AND last_read_notification_activity_id >= 0
             )'
         );
     }