examples: add improved batch_asr CLI example with error handling (#2675)

Anjali Barge

2025-09-20 e175dae50b1346aa0abf481808862f43b3f5b2e4

 runtime/csharp/AliParaformerAsr/AliParaformerAsr/WavFrontend.cs

@@ -30,7 +30,8 @@
            _fbank_beg_idx = 0;
            _onlineFbank = new OnlineFbank(
                dither: _frontendConfEntity.dither,
                snip_edges: false,
                snip_edges: _frontendConfEntity.snip_edges,
                window_type: _frontendConfEntity.window,
                sample_rate: _frontendConfEntity.fs,
                num_bins: _frontendConfEntity.n_mels
                );