Add CXX API for Kokoro TTS 1.0 (#1802)

.github/workflows/cxx-api.yaml

@@ -103,6 +103,28 @@ jobs:
           rm kws-cxx-api
           rm -rf sherpa-onnx-kws-*
 
+      - name: Test Kokoro TTS (zh+en)
+        shell: bash
+        run: |
+          g++ -std=c++17 -o kokoro-tts-zh-en-cxx-api ./cxx-api-examples/kokoro-tts-zh-en-cxx-api.cc \
+            -I ./build/install/include \
+            -L ./build/install/lib/ \
+            -l sherpa-onnx-cxx-api \
+            -l sherpa-onnx-c-api \
+            -l onnxruntime
+
+          curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/kokoro-multi-lang-v1_0.tar.bz2
+          tar xf kokoro-multi-lang-v1_0.tar.bz2
+          rm kokoro-multi-lang-v1_0.tar.bz2
+
+          export LD_LIBRARY_PATH=$PWD/build/install/lib:$LD_LIBRARY_PATH
+          export DYLD_LIBRARY_PATH=$PWD/build/install/lib:$DYLD_LIBRARY_PATH
+
+          ./kokoro-tts-zh-en-cxx-api
+
+          rm kokoro-tts-zh-en-cxx-api
+          rm -rf kokoro-*
+
       - name: Test Kokoro TTS (en)
         shell: bash
         run: |