delete wav file after request successfully

src/workers/GeoCaptchaSolver.js

@@ -38,16 +38,22 @@ async function sendRequest(fileName, callback) {
     if (response.status === 200) {
         let result = response.data;
         console.log(result);
-        callback(result)
+        callback(result);
+        console.log("will delete wav file: " + fileName);
+        await fs.unlink(fileName, (err) => {
+            if (err) throw err;
+            console.log(fileName + ' was deleted');
+        })
     } else {
-        console.log("error")
-        callback([])
+        console.log("error");
+        callback([]);
+        console.log("will delete wav file: " + fileName);
     }
 }
 
 class GeoCaptchaSolver {
     constructor(page) {
-        this.page = page
+        this.page = page;
     }
 
 
@@ -61,7 +67,6 @@ class GeoCaptchaSolver {
         let captcha_container = await iframeHandler.locator(CAPTCHA_CONTAINER)
         let html = await captcha_container.innerHTML()
         console.log("audio_tag: " + html);
-        let fieldInputs = await iframeHandler.locator("#captcha__audio > div.audio-captcha-input-container > input:nth-child(1)")
         //    find wav from html
         await this.findTextFromWavFile(html, async (number_list) => {
                 for (let i = 1; i <= number_list.length; i++) {