Add PenumbraAPI & GlamourerAPI + Update API & Connector

Penumbra.Api/Api/PluginState.cs

@@ -0,0 +1,26 @@
+namespace Penumbra.Api.Api;
+
+/// <summary> API methods pertaining to Penumbras own state. </summary>
+public interface IPenumbraApiPluginState
+{
+    /// <returns> The full path of the current penumbra root directory. </returns>
+    public string GetModDirectory();
+
+    /// <returns> The entire current penumbra configuration as a json encoded string. </returns>
+    public string GetConfiguration();
+
+    /// <summary>
+    /// Fired whenever a mod directory change is finished.
+    /// </summary>
+    /// <returns>The full path of the mod directory and whether Penumbra treats it as valid.</returns>
+    public event Action<string, bool>? ModDirectoryChanged;
+
+    /// <returns>True if Penumbra is enabled, false otherwise.</returns>
+    public bool GetEnabledState();
+
+    /// <summary>
+    /// Fired whenever the enabled state of Penumbra changes.
+    /// </summary>
+    /// <returns>True if the new state is enabled, false if the new state is disabled</returns>
+    public event Action<bool>? EnabledChange;
+}