Initial commit: unionflow-mobile-apps

Application Flutter complète (sans build artifacts).

Signed-off-by: lions dev Team

android/app/proguard-rules.pro

@@ -0,0 +1,17 @@
+# Flutter ProGuard Rules
+-keep class io.flutter.** { *; }
+-keep class io.flutter.plugins.** { *; }
+-dontwarn io.flutter.embedding.**
+
+# Keep annotations
+-keepattributes *Annotation*
+
+# Keep Keycloak/OAuth related classes
+-keep class net.openid.appauth.** { *; }
+
+# Keep Gson/JSON serialization
+-keepattributes Signature
+-keepattributes EnclosingMethod
+
+# Keep crypto classes for PKCE
+-keep class javax.crypto.** { *; }