feat: updates documentation and corrects the case of the hotjar id const

README.md

@@ -57,7 +57,7 @@ app.mount("#app");
 
 ### id:
 
-Your Hotjar Site ID is a required parameter with a type of number. You can find this ID at insights.hotjar.com under tracking.
+Your Hotjar Site ID is a required parameter, this can be of type string or number. You can find this ID [here](insights.hotjar.com) under tracking.
 
 ```js 
 id: 12345678

src/index.ts

@@ -27,8 +27,8 @@ export default {
     }
 
     if (isHotjarOptionsValid(options) && isVueVersionValid(app)) {
-      const HotjarId = typeof options.id === 'string' ? parseInt(options.id) : options.id;
-      new Hotjar(HotjarId, options.snippetVersion, options.isProduction);
+      const hotjarId = typeof options.id === 'string' ? parseInt(options.id) : options.id;
+      new Hotjar(hotjarId, options.snippetVersion, options.isProduction);
       if (window.hj) {
         app.config.globalProperties.$hj = window.hj;
         app.config.globalProperties.$hjSettings = window._hjSettings;