Need Help with Laravel Shopify App to Get Approved

We have developed small app on laravel shopify using osiset/laravel-shopify the goal of this app to enable merchant to add one liquid file on their product page and cart page App is ready with functionality , but while review, shopify has informed that the app needs update, Important: You App requires updates and sent some 15 points, we have fixed the most of the points but we need help in implementing below 1. Implement an automated installation process like ScriptTags or Assets APIs to make the installation process faster and simpler for merchants. Include manual instructions for these automated processes in the app's user interface. Automating storefront installation is important because requiring merchants to change their theme's code doesn't support good merchant experience. Check this screenshot for your reference. 2. Your app is currently using ScriptTag API. Update your app to theme app extensions to ensure compatibility with Online Store 2.0 themes. Refer to this help doc for more context. Check this screenshot for your reference. Include detailed set up instructions within the user interface of your app to comply with our requirements. The following content must be outlined in your app’s instructions: What app blocks and app embed blocks are in your app, and their purpose How to configure functional settings for app blocks and app embed blocks What templates app blocks and app embed blocks can be added to How to add, remove, and reorder app blocks How to activate and deactivate app embed blocks We need to cover this 2 functionality in our App to get it approved.