Use c++20 for clap (or windows will complain)

Author: kunitoki

justfile

@@ -6,7 +6,6 @@ default:
   @just --list
 
 update:
-  mkdir -p build
   cmake -G Xcode -B build -DYUP_ENABLE_PROFILING=ON
 
 clean:
@@ -25,7 +24,6 @@ make:
   cmake --build build
 
 ios:
-  mkdir -p build
   cmake -G Xcode -B build -DCMAKE_TOOLCHAIN_FILE=cmake/toolchains/ios.cmake -DPLATFORM=OS64
 
 emscripten:
@@ -34,6 +32,9 @@ emscripten:
   cmake --build build
   python3 -m http.server -d build/examples/render/Debug
 
+android:
+  cmake -G "Unix Makefiles" -B build -DYUP_TARGET_ANDROID=ON -DYUP_TARGET_ANDROID_BUILD_GRADLE=ON
+
 #run:
 #  @just make
 #  ./build/app/app

modules/yup_audio_plugin_client/yup_audio_plugin_client.h

@@ -30,7 +30,7 @@
     description:        The essential set of basic YUP audio plugin clients.
     website:            https://github.com/kunitoki/yup
     license:            ISC
-    minimumCppStandard: 17
+    minimumCppStandard: 20
 
     dependencies:       yup_audio_processors yup_gui
     enableARC:          1