Fix managed iOS native media linking

clients/apple/dotnet/VoiceCat.iOS/AppModel.cs

@@ -98,6 +98,11 @@ internal sealed class AppModel
         Status = restoring ? "Reconnecting…" : "Connecting…"; Notify();
         lifetime?.Cancel(); lifetime?.Dispose(); lifetime = new();
         VoiceCatClient next = new("VoiceCat-iOS", "0.0.1", storage.TofuPath);
+        next.ConnectionStateChanged += state =>
+        {
+            if (state == ClientConnectionState.Disconnected && next.ConnectionFailure is { } failure)
+                Console.Error.WriteLine($"VoiceCat control connection failed: {failure}");
+        };
         client = next;
         try
         {
@@ -118,8 +123,10 @@ internal sealed class AppModel
         }
         catch (Exception exception)
         {
-            IsConnecting = false; Status = exception.Message; Notify();
+            System.Diagnostics.Debug.WriteLine($"Connection failed: {exception}");
+            IsConnecting = false; Status = exception.Message;
             await next.DisposeAsync(); if (ReferenceEquals(client, next)) client = null;
+            Notify();
             if (restoring && !explicitDisconnect) ScheduleReconnect();
             else throw;
         }

clients/apple/dotnet/VoiceCat.iOS/VoiceCat.iOS.csproj

@@ -32,6 +32,10 @@
       <Kind>Static</Kind>
       <ForceLoad>true</ForceLoad>
     </NativeReference>
+    <LinkerArgument Include="-Wl,-force_load,$(VoiceCatNativeMediaPath)" Condition="Exists('$(VoiceCatNativeMediaPath)')" />
+    <ReferenceNativeSymbol Include="vcm_opus_version;vcm_opus_error;vcm_encoder_create;vcm_encoder_destroy;vcm_encoder_set;vcm_encoder_get_dred;vcm_encode;vcm_decoder_create;vcm_decoder_destroy;vcm_decode;vcm_dred_decoder_create;vcm_dred_decoder_destroy;vcm_dred_create;vcm_dred_destroy;vcm_dred_parse;vcm_dred_decode;vcm_rnnoise_create;vcm_rnnoise_destroy;vcm_rnnoise_process">
+      <SymbolType>Function</SymbolType>
+    </ReferenceNativeSymbol>
     <NativeReference Include="$(VoiceCatIosCaptureOutput)/libvoicecat_ios_capture.a">
       <Kind>Static</Kind>
       <ForceLoad>true</ForceLoad>

clients/apple/dotnet/build-ios-device.sh

@@ -30,6 +30,18 @@ if [ -n "${VOICECAT_CODESIGN_PROVISION:-}" ]; then set -- "$@" -p:CodesignProvis
 
 app="$root/clients/apple/dotnet/VoiceCat.iOS/bin/$configuration/net10.0-ios27.0/ios-arm64/VoiceCat.iOS.app"
 [ -d "$app" ] || { echo "device app was not produced at $app" >&2; exit 1; }
+/usr/bin/strings "$app/VoiceCat.Codec.dll" | /usr/bin/grep -q GetMainProgramHandle || {
+    echo "device codec does not contain the iOS static-library resolver" >&2
+    exit 1
+}
+/usr/bin/nm -gU "$app/VoiceCat.iOS" | /usr/bin/grep -q _vcm_decoder_create || {
+    echo "device executable does not export the statically linked media codec" >&2
+    exit 1
+}
+/usr/bin/nm -gU "$app/VoiceCat.iOS" | /usr/bin/grep -q _vcm_rnnoise_create || {
+    echo "device executable does not export the statically linked RNNoise processor" >&2
+    exit 1
+}
 mkdir -p "$output"
 /usr/bin/ditto "$app" "$output/VoiceCat.iOS.app"
 /usr/bin/codesign --verify --deep --strict "$output/VoiceCat.iOS.app"