Add C# API for spoken language identification (#697)

.github/workflows/test-dot-net-nuget.yaml

@@ -40,33 +40,10 @@ jobs:
       - name: Check dotnet
         run: dotnet --info
 
-      - name: Decode a file
+      - name: Run tests
         shell: bash
         run: |
-          cd dotnet-examples/
-
-          cd online-decode-files
-          ./run-transducer.sh
-          ./run-paraformer.sh
-
-          cd ../offline-decode-files
-          ./run-nemo-ctc.sh
-          ./run-paraformer.sh
-          ./run-zipformer.sh
-          ./run-hotwords.sh
-          ./run-whisper.sh
-          ./run-tdnn-yesno.sh
-
-          cd ../offline-tts
-          ./run-aishell3.sh
-          ./run-piper.sh
-          ls -lh
-
-          cd ../..
-
-          mkdir tts
-
-          cp dotnet-examples/offline-tts/*.wav ./tts
+          .github/scripts/test-dot-net.sh
 
       - uses: actions/upload-artifact@v4
         with: