fix EventToUI error

.gitea/workflows/android.yml

@@ -823,6 +823,47 @@ jobs:
             flutter/lib/generated_bridge.freezed.dart \
             ../rustdesk/flutter/lib/generated_bridge.freezed.dart
 
+          # Keep a durable copy outside both RustDesk checkouts. Generated
+          # bridge files are intentionally untracked by RustDesk and may be
+          # removed by cleanup/regeneration steps later in the job.
+          rm -rf ../bridge-output
+
+          mkdir -p \
+            ../bridge-output/src \
+            ../bridge-output/flutter/lib
+
+          cp \
+            src/bridge_generated.rs \
+            ../bridge-output/src/bridge_generated.rs
+
+          cp \
+            src/bridge_generated.io.rs \
+            ../bridge-output/src/bridge_generated.io.rs
+
+          cp \
+            flutter/lib/generated_bridge.dart \
+            ../bridge-output/flutter/lib/generated_bridge.dart
+
+          cp \
+            flutter/lib/generated_bridge.freezed.dart \
+            ../bridge-output/flutter/lib/generated_bridge.freezed.dart
+
+          echo
+          echo "Main checkout bridge files:"
+          ls -lh \
+            ../rustdesk/src/bridge_generated.rs \
+            ../rustdesk/src/bridge_generated.io.rs \
+            ../rustdesk/flutter/lib/generated_bridge.dart \
+            ../rustdesk/flutter/lib/generated_bridge.freezed.dart
+
+          echo
+          echo "Durable bridge backup:"
+          ls -lh \
+            ../bridge-output/src/bridge_generated.rs \
+            ../bridge-output/src/bridge_generated.io.rs \
+            ../bridge-output/flutter/lib/generated_bridge.dart \
+            ../bridge-output/flutter/lib/generated_bridge.freezed.dart
+
           echo
           echo "Flutter Rust bridge generated successfully"
 
@@ -918,6 +959,48 @@ jobs:
             exit 1
           fi
 
+          echo
+          echo "Restoring generated Flutter/Rust bridge before native build..."
+
+          test -f ../bridge-output/src/bridge_generated.rs
+          test -f ../bridge-output/src/bridge_generated.io.rs
+          test -f ../bridge-output/flutter/lib/generated_bridge.dart
+          test -f ../bridge-output/flutter/lib/generated_bridge.freezed.dart
+
+          cp \
+            ../bridge-output/src/bridge_generated.rs \
+            src/bridge_generated.rs
+
+          cp \
+            ../bridge-output/src/bridge_generated.io.rs \
+            src/bridge_generated.io.rs
+
+          cp \
+            ../bridge-output/flutter/lib/generated_bridge.dart \
+            flutter/lib/generated_bridge.dart
+
+          cp \
+            ../bridge-output/flutter/lib/generated_bridge.freezed.dart \
+            flutter/lib/generated_bridge.freezed.dart
+
+          test -s src/bridge_generated.rs
+          test -s src/bridge_generated.io.rs
+          test -s flutter/lib/generated_bridge.dart
+          test -s flutter/lib/generated_bridge.freezed.dart
+
+          echo "Bridge files immediately before cargo ndk:"
+          ls -lh \
+            src/bridge_generated.rs \
+            src/bridge_generated.io.rs \
+            flutter/lib/generated_bridge.dart \
+            flutter/lib/generated_bridge.freezed.dart
+
+          sha256sum \
+            src/bridge_generated.rs \
+            src/bridge_generated.io.rs \
+            flutter/lib/generated_bridge.dart \
+            flutter/lib/generated_bridge.freezed.dart
+
           ./flutter/ndk_arm64.sh
 
           test -f \