Add ExportOptions.plist for App Store Connect configuration

- Created a new ExportOptions.plist file to define export settings for app distribution.
- Configured the plist with method, team ID, signing style, symbol upload option, and destination.

pubspec.yaml

@@ -111,6 +111,17 @@ flutter:
   assets:
     - assets/images/
     - assets/icons/
+    - assets/fonts/
+
+  fonts:
+    - family: Inter
+      fonts:
+        - asset: assets/fonts/Inter.ttf
+        - asset: assets/fonts/InterItalic.ttf
+          style: italic
+    - family: JetBrains Mono
+      fonts:
+        - asset: assets/fonts/JetBrainsMono.ttf
 
 flutter_launcher_icons:
   android: true