fix OpenAPI to OpenAI

Author: motikan2010

README.md

@@ -9,12 +9,12 @@ This is a WAF (Web Application Firewall) using GPT-4. (Laravel only)
 ### Required
 
 - `GPT_WAF_ENABLED` : GPT-WAF enabled or disabled
-- `GPT_WAF_OPENAPI_KEY` : OpenAPI API key for GPT-4
+- `GPT_WAF_OPEN_AI_API_KEY` : OpenAI API key for GPT-4
 
 ex.
 ```
 GPT_WAF_ENABLED=true
-GPT_WAF_OPENAPI_KEY=st-tGC**********
+GPT_WAF_OPEN_AI_API_KEY=st-tGC**********
 ```
 
 ### Option

src/Middleware/GptWaf.php

@@ -32,9 +32,9 @@ public function handle($request, Closure $next)
         $systemRole = env('GPT_WAF_SYSTEM_ROLE', 'You are Security engineer.');
 
         $rawHttpRequest = $this->getRawRequest();
-        $openapiKey = env('GPT_WAF_OPENAPI_KEY');
+        $openAiKey = env('GPT_WAF_OPEN_AI_API_KEY');
         $debugFlag = env('GPT_WAF_DEBUG_MODE', false);
-        if ( $this->isAttack($questionText, $systemRole, $rawHttpRequest, $openapiKey, $debugFlag) ) {
+        if ( $this->isAttack($questionText, $systemRole, $rawHttpRequest, $openAiKey, $debugFlag) ) {
             return $this->genBlockResponse(env('GPT_WAF_BLOCK_STATUS_CODE', 403));
         }