Add refresh code button (#27)

Makefile

@@ -1,4 +1,4 @@
-apk:
+apk: ## Build apk
 	flutter build apk --split-per-abi --release
 	flutter build appbundle --release
 

README.md

@@ -8,7 +8,7 @@
 iyox Wormhole is a file-sharing application presented in [Material You](https://m3.material.io/) style.
 It is a fork of [this](https://gitlab.com/lukas-heiligenbrunner/wormhole) project.
 
-
+[![built with garnix](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Fgarnix.io%2Fapi%2Fbadges%2Fiyox-studios%2Fiyox-Wormhole%3Fbranch%3Dmain)](https://garnix.io)
 [<img src="https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png" alt="Get it on Google Play Store" height="75">](https://play.google.com/store/apps/details?id=com.iyox.wormhole)[<img src="https://gitlab.com/IzzyOnDroid/repo/-/raw/master/assets/IzzyOnDroid.png" alt="Get it on IzzyOnDroid" height="75">](https://apt.izzysoft.de/packages/com.iyox.wormhole)
 
 

fastlane/Appfile

@@ -1,2 +1,2 @@
 json_key_file("fastlane/google-play-secret.json")
-package_name("com.iyox.wormhole") # e.g. com.krausefx.app
+package_name("com.iyox.wormhole")

lib/pages/sending_page.dart

@@ -174,6 +174,9 @@ class _SendingPageState extends State<SendingPage> {
                     ),
                   ),
                 ),
+                IconButton(
+                    onPressed: () => {_refreshCode()},
+                    icon: const Icon(Icons.refresh))
               ],
             ),
     );
@@ -190,8 +193,8 @@ class _SendingPageState extends State<SendingPage> {
                 borderRadius: BorderRadius.circular(18),
               ))
           : Padding(
-            padding: const EdgeInsets.all(20),
-            child: Column(
+              padding: const EdgeInsets.all(20),
+              child: Column(
                 mainAxisAlignment: MainAxisAlignment.center,
                 children: [
                   Card(
@@ -237,9 +240,13 @@ class _SendingPageState extends State<SendingPage> {
                           )),
                     ),
                   ),
+                  const Gap(10),
+                  IconButton(
+                      onPressed: () => {_refreshCode()},
+                      icon: const Icon(Icons.refresh))
                 ],
               ),
-          ),
+            ),
     );
   }
 
@@ -289,4 +296,11 @@ class _SendingPageState extends State<SendingPage> {
         ServerConfig(rendezvousUrl: rendezvousUrl, transitUrl: transitUrl);
     return serverConfig;
   }
+
+  void _refreshCode() {
+    setState(() {
+      codeText = '';
+    });
+    _startSending();
+  }
 }