add show all devices script

show_all_devices.js

@@ -0,0 +1,18 @@
+const {_android: android} = require('playwright');
+const {exec} = require("child_process");
+android.devices().then((devices) => {
+    devices.forEach((device) => {
+        exec("scrcpy -s " + device.serial(), (error, stdout, stderr) => {
+            if (error) {
+                console.log(`error: ${error.message}`);
+                return;
+            }
+            if (stderr) {
+                console.log(`stderr: ${stderr}`);
+                return;
+            }
+            console.log(`stdout: ${stdout}`);
+        });
+    })
+
+})