update readme md

Author: dipudey

README.md

@@ -8,10 +8,13 @@
 <img src="https://img.shields.io/packagist/stars/codeboxr/upay">
 </p>
 
+## Features
+1. [Create Payment/Take to Payment Page](https://github.com/codeboxrcodehub/upay#1-create-payment)
+2. [Query Payment/Payment Details](https://github.com/codeboxrcodehub/upay#2-query-payment)
 
 ## Requirements
 
-- PHP >=7.2
+- PHP >=7.4
 - Laravel >= 6
 
 ## Installation
@@ -21,13 +24,16 @@ composer require codeboxr/upay
 ```
 
 ### vendor publish (config)
+
 ```bash
 php artisan vendor:publish --provider="Codeboxr\Upay\UpayServiceProvider"
 ```
 
 After publish config file setup your credential. you can see this in your config directory upay.php file
+
 ```
 "sandbox"                => env("UPAY_SANDBOX", false), // for sandbox use true
+"server_ip"              => env("UPAY_SERVER_IP", ""),
 "merchant_id"            => env("UPAY_MERCHANT_ID", ""),
 "merchant_key"           => env("UPAY_MERCHANT_KEY", ""),
 "merchant_code"          => env("UPAY_MERCHANT_CODE", ""),
@@ -38,6 +44,20 @@ After publish config file setup your credential. you can see this in your config
 "redirect_url"           => env("UPAY_CALLBACK_URL", "")
 ```
 
+### Set .env configuration
+
+```
+UPAY_SANDBOX=true // for production use false
+UPAY_SERVER_IP="" // uPay only support IPV4
+UPAY_MERCHANT_ID=""
+UPAY_MERCHANT_KEY=""
+UPAY_MERCHANT_CODE=""
+UPAY_MERCHANT_NAME=""
+UPAY_MERCHANT_MOBILE=""
+UPAY_MERCHANT_CITY=""
+UPAY_CALLBACK_URL=""
+```
+
 ## Usage
 
 ### 1. Create Payment
@@ -48,11 +68,13 @@ use Codeboxr\Upay\Facade\Payment;
 return Payment::executePayment($amount, $invoiceId, $txnId, $date);
 
 ```
+
 ### Example
 
 ```
 return Payment::executePayment(10, 'CBX10101', '10127373', '2022-08-26');
 ```
+
 ### 2. Query Payment
 
 ```
@@ -61,6 +83,8 @@ use Codeboxr\Upay\Facade\Payment;
 Payment::queryPayment($invoiceId); // Invoice ID 
 ```
 
+<span style="color: #70b7cd">Note: uPay only support IPV4</span>
+
 ## Contributing
 
 Contributions to the uPay package are welcome. Please note the following guidelines before submitting your pull request.

composer.json

@@ -15,8 +15,8 @@
     ],
     "minimum-stability": "dev",
     "require": {
-        "php": "^7.2|^7.3|^8.0|^8.1",
-        "illuminate/support": "~6|~7|~8"
+        "php": "^7.4|^8.0|^8.1",
+        "illuminate/support": "~6|~7|~8|~9"
     },
     "extra": {
         "laravel": {