Cleaned up interfaces. Extracted server state machine trigger handler to seperated classes. Removed legacy code

MoonlightServers.Daemon/ServerSystem/Interfaces/IRuntime.cs

@@ -0,0 +1,55 @@
+namespace MoonlightServers.Daemon.ServerSystem.Interfaces;
+
+public interface IRuntime : IServerComponent
+{
+    /// <summary>
+    /// Checks if the runtime does exist. This includes already running instances
+    /// </summary>
+    /// <returns>True if it exists, False if it doesn't</returns>
+    public Task<bool> CheckExistsAsync();
+
+    /// <summary>
+    /// Creates the runtime with the specified path as the storage path where the server files should be stored in
+    /// </summary>
+    /// <param name="path"></param>
+    /// <returns></returns>
+    public Task CreateAsync(string path);
+    
+    /// <summary>
+    /// Starts the runtime. This requires <see cref="CreateAsync"/> to be called before this function
+    /// </summary>
+    /// <returns></returns>
+    public Task StartAsync();
+    
+    /// <summary>
+    /// Performs a live update on the runtime. When this method is called the current server configuration has already been updated
+    /// </summary>
+    /// <returns></returns>
+    public Task UpdateAsync();
+    
+    /// <summary>
+    /// Kills the current runtime immediately
+    /// </summary>
+    /// <returns></returns>
+    public Task KillAsync();
+    
+    /// <summary>
+    /// Destroys the runtime. When implemented using docker this would remove the container used for hosting the runtime
+    /// </summary>
+    /// <returns></returns>
+    public Task DestroyAsync();
+
+    /// <summary>
+    /// This subscribes to the exited event of the runtime
+    /// </summary>
+    /// <param name="callback">The callback gets invoked whenever the runtime exites</param>
+    /// <returns>Subscription disposable to unsubscribe from the event</returns>
+    public Task<IAsyncDisposable> SubscribeExited(Func<int, Task> callback);
+
+    /// <summary>
+    /// Connects an existing runtime to this abstraction in order to restore it.
+    /// E.g. fetching the container id and using it for exit events
+    /// </summary>
+    /// <returns></returns>
+    public Task RestoreAsync();
+}