Basic syncshell chat impl with game hooks

MareSynchronos/MareConfiguration/Configurations/SyncshellConfig.cs

@@ -0,0 +1,10 @@
+using MareSynchronos.MareConfiguration.Models;
+
+namespace MareSynchronos.MareConfiguration.Configurations;
+
+[Serializable]
+public class SyncshellConfig : IMareConfiguration
+{
+    public Dictionary<string, ServerShellStorage> ServerShellStorage { get; set; } = new(StringComparer.Ordinal);
+    public int Version { get; set; } = 0;
+}