update

android/app/build.gradle.kts

@@ -1,12 +1,20 @@
+import java.util.Properties
+import java.io.FileInputStream
+
 plugins {
     id("com.android.application")
     id("kotlin-android")
-    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
     id("dev.flutter.flutter-gradle-plugin")
 }
 
+val keyProperties = Properties()
+val keyPropertiesFile = rootProject.file("key.properties")
+if (keyPropertiesFile.exists()) {
+    keyProperties.load(FileInputStream(keyPropertiesFile))
+}
+
 android {
-    namespace = "com.example.casha"
+    namespace = "com.kolo.casha"
     compileSdk = flutter.compileSdkVersion
     ndkVersion = flutter.ndkVersion
 
@@ -20,21 +28,25 @@ android {
     }
 
     defaultConfig {
-        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId = "com.kolo.casha"
-        // You can update the following values to match your application needs.
-        // For more information, see: https://flutter.dev/to/review-gradle-config.
         minSdk = flutter.minSdkVersion
         targetSdk = flutter.targetSdkVersion
         versionCode = flutter.versionCode
         versionName = flutter.versionName
     }
 
+    signingConfigs {
+        create("release") {
+            keyAlias = keyProperties["keyAlias"] as String
+            keyPassword = keyProperties["keyPassword"] as String
+            storeFile = file(keyProperties["storeFile"] as String)
+            storePassword = keyProperties["storePassword"] as String
+        }
+    }
+
     buildTypes {
         release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig = signingConfigs.getByName("debug")
+            signingConfig = signingConfigs.getByName("release")
         }
     }
 }