Implementing plugin loading for api server and client

Moonlight.ApiServer/Models/PluginManifest.cs

@@ -0,0 +1,11 @@
+namespace Moonlight.ApiServer.Models;
+
+public class PluginManifest
+{
+    public string Id { get; set; }
+    public string Name { get; set; }
+    public string Author { get; set; }
+    public string[] Dependencies { get; set; } = [];
+
+    public Dictionary<string, string[]> Entrypoints { get; set; } = new();
+}