Improve example app UI (#193)

* Improve example app ui

* Store favorite services in local storage

* Use Text instead of SelectableText

* Improve colors

* Fix flutter analyzer issues

* Revert example app minimum sdk requirement

* Implement hasPermission api and improve ui flow

* More ui improvements

* Improve ScannedItem ui

* Improve control ui

* Change color theme to blue

* Minor improvements wip

* improve responsive ui and flow

* More improvements

* More improvements

* Update Mac podfile

* Fix home page scroll view

* Update app and package name

* Revert changelog

* Resolve Ai comments

---------

Co-authored-by: Foti Dim <foti@navideck.com>

example/android/app/build.gradle

@@ -23,7 +23,7 @@ if (flutterVersionName == null) {
 }
 
 android {
-    namespace "com.navideck.universal_ble_example"
+    namespace = "com.navideck.universalble"
     compileSdkVersion 36
     ndkVersion flutter.ndkVersion
 
@@ -41,7 +41,7 @@ android {
     }
 
     defaultConfig {
-        applicationId "com.navideck.universal_ble_example"
+        applicationId = "com.navideck.universalble"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-gradle-build-configuration.
         minSdkVersion flutter.minSdkVersion