Fix parsing response headers (#13)

Author: sudharsan-selvaraj

README.md

@@ -50,3 +50,7 @@ Refer Examples [here](./test/plugin.spec.js)
 `npm install`
 
 `npm run build`
+
+## Credits
+
+A special thanks to creators and maintainers of [node-http-mitm-proxy](https://github.com/joeferner/node-http-mitm-proxy). Their efforts have laid the foundation for the capabilities embedded in this plugin.

src/utils/proxy.ts

@@ -290,7 +290,7 @@ export function sanitizeMockConfig(config: MockConfig) {
     throw new Error('Invalid config provided for api mock');
   }
   config.headers = parseHeaderConfig(config.headers);
-  config.responseHeaders = parseHeaderConfig(config.headers);
+  config.responseHeaders = parseHeaderConfig(config.responseHeaders);
 
   /* Validate if the config has corrent RegExp */
   const pathsToValidate = [