add html5 not auto play wav and manually authorization (#681)

zhaomingwork

2023-06-28 b57d8afba089948f1dae4cd27296904acac70214

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add_library(csrc STATIC
        feature-fbank.cc
        feature-functions.cc
        feature-window.cc
        fftsg.c
        mel-computations.cc
        online-feature.cc
        rfft.cc)