Reviewed and Updated models for Shared project

RelayShared/Services/ChannelEnums.cs

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+namespace RelayShared.Services;
+
+public enum ChannelType
+{
+    Text, //Default channel type, handles text, links, files*, all in a linear live chat format
+    Voice, //Used for general voice and video calls, utilizes WebRTC in its intended use
+    File, //File browser for connected text channels, used for browsing files rather than scrolling through text channel
+    Forum, //Specific forum posts, meant to keep conversations grouped and on topic while keeping all in an easy to find place
+    Stage //Used for announcements and presentations, voice/video call utilizing a modified WebRTC protocol through server
+}

RelayShared/Services/ChannelTransmissions.cs

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+namespace RelayShared.Services;
+
+public sealed class ChannelItem
+{
+    public string ChannelId { get; set; } = string.Empty;
+    public string Name { get; set; } = string.Empty;
+    
+    public ChannelType Type { get; set; }
+    
+    public string Group { get; set; } = string.Empty;
+    public DateTime CreatedAt { get; set; }
+}
+
+public sealed class SocketChannelList
+{
+    public SignalType Type { get; set; } = SignalType.ChannelList;
+    public List<ChannelItem> Channels { get; set; } = [];
+}

RelayShared/Services/SocketTransmissions.cs

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+namespace RelayShared.Services;
+
+//TODO: review name of file, potentially rename for Encryption services rather than sockets
+
+public sealed class SocketRtcSignalMessage
+{
+    public SignalType Type { get; set; }
+    public string SenderUsername { get; set; } = string.Empty;
+    public string ChannelId { get; set; } = string.Empty;
+    public string CipherText { get; set; } = string.Empty;
+    public string Nonce { get; set; } = string.Empty;
+    public string Tag { get; set; } = string.Empty;
+    public string EncryptedKey { get; set; } = string.Empty;
+}
+
+public sealed class SocketEncryptedMessage
+{
+    public SignalType Type { get; set; } = SignalType.EncryptedChat;
+    public string SenderUsername { get; set; } = string.Empty;
+    public string RecipientUsername { get; set; } = string.Empty;
+    public string ChannelId { get; set; } = string.Empty;
+    public string CipherText { get; set; } = string.Empty;
+    public string Nonce { get; set; } = string.Empty;
+    public string Tag { get; set; } = string.Empty;
+    public string EncryptedKey { get; set; } = string.Empty;
+}
+
+public sealed class ServerPublicKeyMessage
+{
+    public SignalType Type { get; set; } = SignalType.ServerPublicKey;
+    public string PublicKey { get; set; } = string.Empty;
+}
+
+public enum SignalType
+{
+    Offer,
+    Answer,
+    Candidate,
+    OfferUpdated,
+    AnswerUpdated,
+    CandidateAdded,
+    CallLeft,
+    ChannelList,
+    ServerPublicKey,
+    EncryptedSignal,
+    EncryptedChat,
+    ClientEncryptedChat
+}