Retire legacy sources and verify managed iOS deployment

CMakeLists.txt

@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.25)
 project(voicecat
     VERSION 0.0.1
     DESCRIPTION "Self-hosted native voice & text chat (see docs/)"
-    # C is needed for the vendored RNNoise noise-suppression lib (third_party/rnnoise).
+    # C is needed for the retained native media shim under native/.
     LANGUAGES CXX C)
 
 # On iOS, audio_engine.cpp includes miniaudio.h which pulls in AVFoundation Objective-C
@@ -51,12 +51,7 @@ add_subdirectory(core)
 
 option(VOICECAT_BUILD_DOTNET_NATIVE "Build native codec/DSP bindings for the .NET rewrite" OFF)
 if(VOICECAT_BUILD_DOTNET_NATIVE)
-    add_subdirectory(dotnet/native)
-endif()
-
-option(VOICECAT_BUILD_DOTNET_ORACLE "Build the .NET port conformance fixture generator" OFF)
-if(VOICECAT_BUILD_DOTNET_ORACLE)
-    add_subdirectory(dotnet/oracle)
+    add_subdirectory(native/media)
 endif()
 
 if(VOICECAT_BUILD_SERVER)