create function audioStart and requestPermission

frontend/src/screen/activity/Blue.js

@@ -74,6 +74,23 @@ export default function Blue(color) {
 
     }
 
+    // requestPermission
+    async function requestPermission() {
+        const p = await Permissions.request('microphone');
+        console.log('permission request', p);
+    }
+
+    // audioStart
+    async function audioStart() {
+
+        console.log('audioStart');
+        checkPermission();
+        AudioRecord.start();
+        setTimeout(() => {
+            audioStop();
+        }, 4000);
+    }
+
     return (
         <SafeAreaView>
             <View style={{ flexDirection: "column" }}>