Implement gRPC on client and server

Pending Testing

AobaCore/Models/PagedResult.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AobaCore.Models;
+public class PagedResult<T>(List<T> items, int page, int pageSize, long totalItems)
+{
+	public List<T> Items { get; set; } = items;
+	public int Page {  get; set; } = page;
+	public int PageSize { get; set; } = pageSize;
+	public long TotalItems { get; set; } = totalItems;
+	public long TotalPages { get; set; } = totalItems / pageSize;
+	public string? Query { get; set; }
+}
+
+