psalm applied

Author: 123kiran17

composer.json

@@ -6,10 +6,14 @@
         "guzzlehttp/guzzle": "^7.9",
         "psr/http-client": "^1.0",
       "ext-json": "*",
-        "php": "^8.1"
+        "php": "^8.1",
+        "symfony/finder": "^7.2"
     },
+
     "require-dev": {
-        "phpunit/phpunit": "^11.0"
+        "phpunit/phpunit": "^10.0",
+        "vimeo/psalm": "^5.26",
+        "friendsofphp/php-cs-fixer": "^3.67"
     },
     "autoload": {
         "psr-4": {