Retire legacy implementations and flatten managed layout

clients/windows/VoiceCat.Windows/Models.cs

@@ -0,0 +1,76 @@
+// Windows-facing records used by the WinForms application.
+namespace VoiceCat.Windows;
+
+public sealed record ChannelInfo(
+    uint Id,
+    uint ParentId,
+    string Name,
+    string Topic,
+    bool PasswordProtected,
+    uint MaxUsers,
+    uint SortOrder,
+    AudioConfigInfo Audio);
+
+public sealed record ChannelEditInfo(
+    uint Id,
+    uint ParentId,
+    string Name,
+    string Topic,
+    bool PasswordProtected,
+    string? Password,
+    uint MaxUsers,
+    uint SortOrder,
+    AudioConfigInfo Audio);
+
+public sealed record UserInfo(
+    uint Id,
+    string Nickname,
+    bool IsGuest,
+    uint ChannelId,
+    bool SelfMicMuted,
+    bool SelfDeafened,
+    bool ServerMuted,
+    bool ServerDeafened,
+    bool VoiceSubscribed);
+
+public sealed record PermissionsInfo(
+    bool CanCreateTempChannel,
+    bool CanKick,
+    bool CanBan,
+    bool CanMoveUsers,
+    bool CanAdminAccounts,
+    bool IsAdmin);
+
+public sealed record AccountInfo(
+    string Username,
+    bool IsAdmin,
+    ulong CreatedAtUnixMs,
+    ulong LastLoginUnixMs);
+
+public sealed record StreamSummary(
+    uint StreamId,
+    VcStreamKind Kind,
+    string Label);
+
+public sealed record RemoteStreamState(
+    float Gain,
+    bool Muted,
+    bool NoiseReduction);
+
+public sealed record DeviceInfo(
+    string Id,
+    string Name,
+    bool IsDefault);
+
+public sealed record AudioConfigInfo(
+    uint Codec,
+    bool Stereo,
+    uint SampleRate,
+    uint BitrateBps,
+    uint FrameMs,
+    uint Application,
+    bool Fec,
+    uint ExpectedPacketLoss,
+    bool Dtx,
+    uint Complexity,
+    bool Dred);