Add iOS & Android build + frontend fixes for desktop

android/app/proguard-rules.pro

@@ -19,3 +19,27 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
+
+# --- Capacitor 6 ---
+# Plugins are discovered + invoked by reflection from the JS bridge.
+-keep class com.getcapacitor.** { *; }
+-keep @com.getcapacitor.annotation.CapacitorPlugin class * { *; }
+-keepclassmembers class * extends com.getcapacitor.Plugin {
+    @com.getcapacitor.PluginMethod public *;
+}
+-keepclassmembers @com.getcapacitor.annotation.CapacitorPlugin class * {
+    @com.getcapacitor.PluginMethod public *;
+}
+
+# --- Cordova compatibility layer (capacitor-cordova-android-plugins) ---
+-keep class org.apache.cordova.** { *; }
+-keep public class * extends org.apache.cordova.CordovaPlugin
+
+# --- WebView JS interface ---
+-keepclassmembers class * {
+    @android.webkit.JavascriptInterface <methods>;
+}
+
+# Helpful stack traces from release builds.
+-keepattributes SourceFile,LineNumberTable
+-renamesourcefileattribute SourceFile