Add details to the ZohoServiceProvider section.

README.md

@@ -32,7 +32,19 @@ You can install the package via `composer require`:
 ```bash
 composer require asciisd/zoho-v3
 ```
-After installing the package you can publish the config file with:
+
+### Register Service Provider
+
+If the package is not auto-discovered, add the service provider in `config/app.php`:
+
+```php
+'providers' => [
+    // ...existing providers...
+    Asciisd\Zoho\ZohoServiceProvider::class,
+],
+```
+
+After registering the provider, you can publish the config file with:
 
 ```bash
 php artisan vendor:publish --tag="zoho-v3-config"
@@ -79,6 +91,15 @@ php artisan vendor:publish --tag="zoho-v3-migrations"
 php artisan migrate
 ```
 
+
+### Routes
+
+Package automatically registers the following route for Zoho OAuth2 callback handling:
+
+```php
+Route::get('zoho/oauth2callback', [\Asciisd\Zoho\Http\Controllers\ZohoController::class, 'oauth2callback']);
+```
+
 ### Environments
 maybe in some cases you wish to enforce zoho to use one of zoho's environments, so you can go to `AppServiceProvider`
 and use `Zoho::useEnvironment()` method