looks like the demo is working here as well

WebGPU = WebGPU.GetApi();

WebGPU = WebGPU.GetApi();

        public unsafe void BufferData<T0>([Flow(Silk.NET.Core.Native.FlowDirection.In)] GLEnum target, [Count(Parameter = "size"), Flow(Silk.NET.Core.Native.FlowDirection.In)] ReadOnlySpan<T0> data, [Flow(Silk.NET.Core.Native.FlowDirection.In)] GLEnum usage) where T0 : unmanaged
        {
            // ImplicitCountSpanOverloader
            BufferData(target, (nuint) ((data.Length) * Unsafe.SizeOf<T0>()), in data.GetPinnableReference(), usage);
        }

        public unsafe void BufferData<T0>([Flow(Silk.NET.Core.Native.FlowDirection.In)] GLEnum target, [Count(Parameter = "size"), Flow(Silk.NET.Core.Native.FlowDirection.In)] ReadOnlySpan<T0> data, [Flow(Silk.NET.Core.Native.FlowDirection.In)] GLEnum usage) where T0 : unmanaged
        {
            // ImplicitCountSpanOverloader
            BufferData(target, (nuint) ((data.Length) * Unsafe.SizeOf<T0>()), in data.GetPinnableReference(), usage);
        }

using NAudio.Vorbis;
using NAudio.Wave;
using Silk.NET.OpenAL;

namespace PocketEngine.Core.Managers;

public static unsafe class AudioManager {
    internal static AL AL = null!;
    internal static ALContext Context = null!;
    private static VorbisWaveReader? _reader;
    private static Device* _device;
    private static Context* _context;
    private static uint _buffer;
    private static uint _source;

    internal static void Initialize() {
        AL = AL.GetApi();
        Context = ALContext.GetApi();
        _device = Context.OpenDevice("");
        _context = Context.CreateContext(_device, null);
        Context.MakeContextCurrent(_context);
    }

    internal static void Deinitialize() {
        CleanUp();
        Context.DestroyContext(_context);
        Context.CloseDevice(_device);
    }

    public static void Play(string path) {
        CleanUp();

        AL.GetError();

        _source = AL.GenSource();
        
        _buffer = AL.GenBuffer();
        _reader = new VorbisWaveReader(path);
        var provider = _reader.ToStereo().ToWaveProvider16();
        var buffer = new byte[_reader.Length];
        provider.Read(buffer, 0, buffer.Length);
        AL.BufferData(_buffer, BufferFormat.Stereo16, buffer, provider.WaveFormat.SampleRate);
        AL.SetSourceProperty(_source, SourceBoolean.Looping, false);
        AL.SetSourceProperty(_source, SourceInteger.Buffer, _buffer);
        AL.SourcePlay(_source);
        
        AL.SetSourceProperty(_source, SourceFloat.Gain, 0.02f);
    }

    public static void Stop() {
        AL.SourceStop(_source);
    }

    public static void Update(double delta) {
    }

    private static void CleanUp() {
        if (_reader == null) {
            return;
        }
        AL.DeleteBuffer(_buffer);
        AL.DeleteSource(_source);
        _reader.Dispose();
    }
}

using NAudio.Vorbis;
using NAudio.Wave;
using Silk.NET.OpenAL;

namespace PocketEngine.Core.Managers;

public static unsafe class AudioManager {
    internal static AL AL = null!;
    internal static ALContext Context = null!;
    private static VorbisWaveReader? _reader;
    private static Device* _device;
    private static Context* _context;
    private static uint _buffer;
    private static uint _source;

    internal static void Initialize() {
        AL = AL.GetApi();
        Context = ALContext.GetApi();
        _device = Context.OpenDevice("");
        _context = Context.CreateContext(_device, null);
        Context.MakeContextCurrent(_context);
    }

    internal static void Deinitialize() {
        CleanUp();
        Context.DestroyContext(_context);
        Context.CloseDevice(_device);
    }

    public static void Play(string path) {
        CleanUp();

        AL.GetError();

        _source = AL.GenSource();
        
        _buffer = AL.GenBuffer();
        _reader = new VorbisWaveReader(path);
        var provider = _reader.ToStereo().ToWaveProvider16();
        var buffer = new byte[_reader.Length];
        provider.Read(buffer, 0, buffer.Length);
        AL.BufferData(_buffer, BufferFormat.Stereo16, buffer, provider.WaveFormat.SampleRate);
        AL.SetSourceProperty(_source, SourceBoolean.Looping, false);
        AL.SetSourceProperty(_source, SourceInteger.Buffer, _buffer);
        AL.SourcePlay(_source);
        
        AL.SetSourceProperty(_source, SourceFloat.Gain, 0.02f);
    }

    public static void Stop() {
        AL.SourceStop(_source);
    }

    public static void Update(double delta) {
    }

    private static void CleanUp() {
        if (_reader == null) {
            return;
        }
        AL.DeleteBuffer(_buffer);
        AL.DeleteSource(_source);
        _reader.Dispose();
    }
}