refactor: update exception classes to use static return type for fluent interface

Author: aspirantzhang

app/Exceptions/BizException.php

@@ -17,19 +17,19 @@ class BizException extends Exception
 
     protected array $transParams = [];
 
-    public static function make(string $message): self
+    public static function make(string $message): static
     {
         return new static($message);
     }
 
-    public function code(int $code): self
+    public function code(int $code): static
     {
         $this->code = $code;
 
         return $this;
     }
 
-    public function with(array|string $key, $value = null): self
+    public function with(array|string $key, $value = null): static
     {
         if (is_array($key)) {
             $this->transParams = [...$this->transParams, ...$key];
@@ -47,7 +47,7 @@ public function logMessage(string $message)
         return $this;
     }
 
-    public function logContext(array $context): self
+    public function logContext(array $context): static
     {
         $this->logContext = $context;
 

contexts/Authorization/Domain/UserIdentity/Exceptions/AuthenticationFailureException.php

@@ -6,11 +6,13 @@
 
 use App\Exceptions\BizException;
 
-class AuthenticationFailureException extends BizException
+final class AuthenticationFailureException extends BizException
 {
-    public static function make(string $message = ''): self
+    public static function make(string $message = ''): static
     {
         $message = $message ?: 'Invalid login credentials or account access restricted';
-        return (new static($message))->code(401);
+
+        /** @var static */
+        return (new self($message))->code(401);
     }
 }