feat: implement production flavor with environment configuration and build support

.env.demo

@@ -1,3 +1,2 @@
 # Demo Environment Configuration
 API_BASE_URL=https://beta.re-quest.com/api/v1
-STORAGE_BASE_URL=https://sin1.contabostorage.com/request

.env.dev

@@ -1,3 +1,2 @@
 # Dev Environment Configuration
 API_BASE_URL=https://dev.re-quest.com/api/v1
-STORAGE_BASE_URL=https://sin1.contabostorage.com/request

.env.local

@@ -1,3 +1,2 @@
 # Local Environment Configuration
 API_BASE_URL=http://localhost:3001/api/v1
-STORAGE_BASE_URL=https://sin1.contabostorage.com/request

.env.prod

@@ -0,0 +1,2 @@
+# Prod Environment Configuration
+API_BASE_URL=https://re-quest.com/api/v1

android/app/build.gradle.kts

@@ -51,6 +51,12 @@ android {
             keyAlias = keyProperties.getProperty("demoKeyAlias", "")
             keyPassword = keyProperties.getProperty("demoKeyPassword", "")
         }
+        create("prodRelease") {
+            storeFile = file(keyProperties.getProperty("prodStoreFile", ""))
+            storePassword = keyProperties.getProperty("prodStorePassword", "")
+            keyAlias = keyProperties.getProperty("prodKeyAlias", "")
+            keyPassword = keyProperties.getProperty("prodKeyPassword", "")
+        }
     }
 
     flavorDimensions += "flavor-type"
@@ -73,6 +79,12 @@ android {
             resValue("string", "app_name", "RE-Quest Dev")
             signingConfig = signingConfigs.getByName("devRelease")
         }
+        create("prod") {
+            dimension = "flavor-type"
+            // No applicationIdSuffix — prod uses the base applicationId
+            resValue("string", "app_name", "RE-Quest")
+            signingConfig = signingConfigs.getByName("prodRelease")
+        }
     }
 
     buildTypes {

ios/Flutter/flavors/prod.xcconfig

@@ -0,0 +1,3 @@
+PRODUCT_BUNDLE_IDENTIFIER = com.requestn.realEstateMobile
+PRODUCT_NAME = RE-Quest
+DISPLAY_NAME = RE-Quest

lib/config/app_config.dart

@@ -1,6 +1,6 @@
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 
-enum Flavor { local, demo, dev }
+enum Flavor { local, demo, dev, prod }
 
 class AppConfig {
   static late Flavor flavor;
@@ -13,5 +13,4 @@ class AppConfig {
   }
 
   static String get apiBaseUrl => dotenv.env['API_BASE_URL'] ?? '';
-  static String get storageBaseUrl => dotenv.env['STORAGE_BASE_URL'] ?? '';
 }

lib/main_prod.dart

@@ -0,0 +1,4 @@
+import 'package:real_estate_mobile/config/app_config.dart';
+import 'package:real_estate_mobile/main.dart';
+
+void main() => mainCommon(Flavor.prod);

pubspec.yaml

@@ -100,6 +100,7 @@ flutter:
     - .env.local
     - .env.demo
     - .env.dev
+    - .env.prod
 
   fonts:
     - family: Fractul